40163404751812 has 12 divisors (see below), whose sum is σ = 70601141986816. Its totient is φ = 19991649898440.

The previous prime is 40163404751803. The next prime is 40163404751831. The reversal of 40163404751812 is 21815740436104.

It is a super-2 number, since 2×40163404751812² (a number of 28 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

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, 22513118364 + ... + 22513120147.

Almost surely, 2^{40163404751812} is an apocalyptic number.

It is an amenable number.

40163404751812 is a deficient number, since it is larger than the sum of its proper divisors (30437737235004).

40163404751812 is a wasteful number, since it uses less digits than its factorization.

40163404751812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45026238738 (or 45026238736 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 46.

The spelling of 40163404751812 in words is "forty trillion, one hundred sixty-three billion, four hundred four million, seven hundred fifty-one thousand, eight hundred twelve".