157830034408 has 16 divisors (see below), whose sum is σ = 298861329060. Its totient is φ = 78133680000.

The previous prime is 157830034399. The next prime is 157830034409. The reversal of 157830034408 is 804430038751.

It can be written as a sum of positive squares in 2 ways, for example, as 95371027684 + 62459006724 = 308822^2 + 249918^2 .

It is a super-2 number, since 2×157830034408² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (157830034409) 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, 97666293 + ... + 97667908.

Almost surely, 2^157830034408 is an apocalyptic number.

It is an amenable number.

157830034408 is a deficient number, since it is larger than the sum of its proper divisors (141031294652).

157830034408 is a wasteful number, since it uses less digits than its factorization.

157830034408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195334308 (or 195334304 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 157830034408 in words is "one hundred fifty-seven billion, eight hundred thirty million, thirty-four thousand, four hundred eight".