400472415558 has 36 divisors (see below), whose sum is σ = 896583183444. Its totient is φ = 129184644600.

The previous prime is 400472415523. The next prime is 400472415593. The reversal of 400472415558 is 855514274004.

400472415558 is a `hidden beast` number, since 40 + 0 + 47 + 2 + 4 + 15 + 558 = 666.

It is an interprime number because it is at equal distance from previous prime (400472415523) and next prime (400472415593).

It is a super-3 number, since 3×400472415558³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 11558388 + ... + 11592983.

It is an arithmetic number, because the mean of its divisors is an integer number (24905088429).

Almost surely, 2^400472415558 is an apocalyptic number.

400472415558 is an abundant number, since it is smaller than the sum of its proper divisors (496110767886).

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

400472415558 is a wasteful number, since it uses less digits than its factorization.

400472415558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23151441 (or 23151407 counting only the distinct ones).

The product of its (nonzero) digits is 896000, while the sum is 45.

The spelling of 400472415558 in words is "four hundred billion, four hundred seventy-two million, four hundred fifteen thousand, five hundred fifty-eight".