80157730112 has 14 divisors (see below), whose sum is σ = 159062995818. Its totient is φ = 40078865024.

The previous prime is 80157730087. The next prime is 80157730153. The reversal of 80157730112 is 21103775108.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 66696161536 + 13461568576 = 258256^2 + 116024^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626232203 + ... + 626232330.

Almost surely, 2^80157730112 is an apocalyptic number.

It is an amenable number.

80157730112 is a deficient number, since it is larger than the sum of its proper divisors (78905265706).

80157730112 is a wasteful number, since it uses less digits than its factorization.

80157730112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252464545 (or 1252464535 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 35.

The spelling of 80157730112 in words is "eighty billion, one hundred fifty-seven million, seven hundred thirty thousand, one hundred twelve".