40262556231234 has 32 divisors (see below), whose sum is σ = 89473173264000. Its totient is φ = 13420728164592.

The previous prime is 40262556231223. The next prime is 40262556231239. The reversal of 40262556231234 is 43213265526204.

40262556231234 is a `hidden beast` number, since 4 + 0 + 2 + 6 + 2 + 5 + 5 + 623 + 12 + 3 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 40262556231234.

It is not an unprimeable number, because it can be changed into a prime (40262556231239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2556747 + ... + 9330705.

It is an arithmetic number, because the mean of its divisors is an integer number (2796036664500).

Almost surely, 2^{40262556231234} is an apocalyptic number.

40262556231234 is an abundant number, since it is smaller than the sum of its proper divisors (49210617032766).

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

40262556231234 is a wasteful number, since it uses less digits than its factorization.

40262556231234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6884039 (or 6884033 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 45.

The spelling of 40262556231234 in words is "forty trillion, two hundred sixty-two billion, five hundred fifty-six million, two hundred thirty-one thousand, two hundred thirty-four".