400152257112 has 16 divisors (see below), whose sum is σ = 1000380642840. Its totient is φ = 133384085696.

The previous prime is 400152257081. The next prime is 400152257123. The reversal of 400152257112 is 211752251004.

It is a happy number.

It is a super-3 number, since 3×400152257112³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 400152257112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8336505333 + ... + 8336505380.

Almost surely, 2^400152257112 is an apocalyptic number.

It is an amenable number.

400152257112 is an abundant number, since it is smaller than the sum of its proper divisors (600228385728).

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

400152257112 is a wasteful number, since it uses less digits than its factorization.

400152257112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16673010722 (or 16673010718 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 30.

The spelling of 400152257112 in words is "four hundred billion, one hundred fifty-two million, two hundred fifty-seven thousand, one hundred twelve".