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80485772058 = 232151277106903
BaseRepresentation
bin100101011110101010…
…0110110101100011010
321200202012011211222200
41022331110312230122
52304313324201213
6100550305231030
75546340526446
oct1127524665432
9250665154880
1080485772058
113115213589a
1213722632476
137788977ac3
143c774a9826
152160e76273
hex12bd536b1a

80485772058 has 48 divisors (see below), whose sum is σ = 176176081536. Its totient is φ = 26554456800.

The previous prime is 80485772057. The next prime is 80485772141. The reversal of 80485772058 is 85027758408.

80485772058 is a `hidden beast` number, since 8 + 0 + 48 + 577 + 20 + 5 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 80485771995 and 80485772013.

It is not an unprimeable number, because it can be changed into a prime (80485772057) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 699435 + ... + 806337.

It is an arithmetic number, because the mean of its divisors is an integer number (3670335032).

Almost surely, 280485772058 is an apocalyptic number.

80485772058 is an abundant number, since it is smaller than the sum of its proper divisors (95690309478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80485772058 is a wasteful number, since it uses less digits than its factorization.

80485772058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107339 (or 107336 counting only the distinct ones).

The product of its (nonzero) digits is 5017600, while the sum is 54.

The spelling of 80485772058 in words is "eighty billion, four hundred eighty-five million, seven hundred seventy-two thousand, fifty-eight".

Divisors: 1 2 3 6 9 18 151 277 302 453 554 831 906 1359 1662 2493 2718 4986 41827 83654 106903 125481 213806 250962 320709 376443 641418 752886 962127 1924254 16142353 29612131 32284706 48427059 59224262 88836393 96854118 145281177 177672786 266509179 290562354 533018358 4471431781 8942863562 13414295343 26828590686 40242886029 80485772058