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80849407133 = 1128325971541
BaseRepresentation
bin100101101001100000…
…0000000110010011101
321201200112102102112102
41023103000000302131
52311034422012013
6101050335214445
75561344423145
oct1132300006235
9251615372472
1080849407133
1131319423250
1213804377425
1378160c62a1
143cad8c5925
152182d54d58
hex12d3000c9d

80849407133 has 8 divisors (see below), whose sum is σ = 88511015136. Its totient is φ = 73239742800.

The previous prime is 80849407091. The next prime is 80849407141. The reversal of 80849407133 is 33170494808.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 80849407133 - 214 = 80849390749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80849407633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12982658 + ... + 12988883.

It is an arithmetic number, because the mean of its divisors is an integer number (11063876892).

Almost surely, 280849407133 is an apocalyptic number.

It is an amenable number.

80849407133 is a deficient number, since it is larger than the sum of its proper divisors (7661608003).

80849407133 is a wasteful number, since it uses less digits than its factorization.

80849407133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25971835.

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 80849407133 in words is "eighty billion, eight hundred forty-nine million, four hundred seven thousand, one hundred thirty-three".

Divisors: 1 11 283 3113 25971541 285686951 7349946103 80849407133