157902882706 has 8 divisors (see below), whose sum is σ = 236860879500. Its totient is φ = 78949256208.

The previous prime is 157902882701. The next prime is 157902882733. The reversal of 157902882706 is 607288209751.

It can be written as a sum of positive squares in 2 ways, for example, as 157351055625 + 551827081 = 396675^2 + 23491^2 .

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

It is not an unprimeable number, because it can be changed into a prime (157902882701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1000701 + ... + 1147696.

Almost surely, 2^157902882706 is an apocalyptic number.

157902882706 is a deficient number, since it is larger than the sum of its proper divisors (78957996794).

157902882706 is a wasteful number, since it uses less digits than its factorization.

157902882706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185148.

The product of its (nonzero) digits is 3386880, while the sum is 55.

The spelling of 157902882706 in words is "one hundred fifty-seven billion, nine hundred two million, eight hundred eighty-two thousand, seven hundred six".