157686072714 has 24 divisors (see below), whose sum is σ = 345491960580. Its totient is φ = 51971439168.

The previous prime is 157686072701. The next prime is 157686072721. The reversal of 157686072714 is 417270686751.

157686072714 is a `hidden beast` number, since 1 + 5 + 7 + 6 + 8 + 607 + 27 + 1 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 132128615025 + 25557457689 = 363495^2 + 159867^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49213777 + ... + 49216980.

Almost surely, 2^157686072714 is an apocalyptic number.

157686072714 is an abundant number, since it is smaller than the sum of its proper divisors (187805887866).

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

157686072714 is a wasteful number, since it uses less digits than its factorization.

157686072714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98430854 (or 98430851 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 54.

The spelling of 157686072714 in words is "one hundred fifty-seven billion, six hundred eighty-six million, seventy-two thousand, seven hundred fourteen".