400160958628 has 12 divisors (see below), whose sum is σ = 719208209692. Its totient is φ = 194672898720.

The previous prime is 400160958619. The next prime is 400160958629. The reversal of 400160958628 is 826859061004.

It can be written as a sum of positive squares in 2 ways, for example, as 192973946944 + 207187011684 = 439288^2 + 455178^2 .

It is a super-3 number, since 3×400160958628³ (a number of 36 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (400160958629) 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, 1351894983 + ... + 1351895278.

Almost surely, 2^400160958628 is an apocalyptic number.

It is an amenable number.

400160958628 is a deficient number, since it is larger than the sum of its proper divisors (319047251064).

400160958628 is a wasteful number, since it uses less digits than its factorization.

400160958628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2703790302 (or 2703790300 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 49.

The spelling of 400160958628 in words is "four hundred billion, one hundred sixty million, nine hundred fifty-eight thousand, six hundred twenty-eight".