400412024112 has 80 divisors (see below), whose sum is σ = 1040245420032. Its totient is φ = 132716720640.

The previous prime is 400412024107. The next prime is 400412024137. The reversal of 400412024112 is 211420214004.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26185333 + ... + 26200619.

Almost surely, 2^400412024112 is an apocalyptic number.

It is an amenable number.

400412024112 is an abundant number, since it is smaller than the sum of its proper divisors (639833395920).

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

400412024112 is a wasteful number, since it uses less digits than its factorization.

400412024112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18346 (or 18340 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 400412024112 its reverse (211420214004), we get a palindrome (611832238116).

The spelling of 400412024112 in words is "four hundred billion, four hundred twelve million, twenty-four thousand, one hundred twelve".