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80885874476 = 221114879123551
BaseRepresentation
bin100101101010100101…
…1000111111100101100
321201210002001011022202
41023111023013330230
52311123240440401
6101054121001032
75562266406011
oct1132513077454
9251702034282
1080885874476
1131337a70750
1213814623178
137820823bb4
143cb4699708
15218615a06b
hex12d52c7f2c

80885874476 has 24 divisors (see below), whose sum is σ = 154430115840. Its totient is φ = 36763538000.

The previous prime is 80885874463. The next prime is 80885874479. The reversal of 80885874476 is 67447858808.

It is not an unprimeable number, because it can be changed into a prime (80885874479) 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, 592901 + ... + 716451.

It is an arithmetic number, because the mean of its divisors is an integer number (6434588160).

Almost surely, 280885874476 is an apocalyptic number.

It is an amenable number.

80885874476 is a deficient number, since it is larger than the sum of its proper divisors (73544241364).

80885874476 is a wasteful number, since it uses less digits than its factorization.

80885874476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138445 (or 138443 counting only the distinct ones).

The product of its (nonzero) digits is 96337920, while the sum is 65.

The spelling of 80885874476 in words is "eighty billion, eight hundred eighty-five million, eight hundred seventy-four thousand, four hundred seventy-six".

Divisors: 1 2 4 11 22 44 14879 29758 59516 123551 163669 247102 327338 494204 654676 1359061 2718122 5436244 1838315329 3676630658 7353261316 20221468619 40442937238 80885874476