40135851018772 has 12 divisors (see below), whose sum is σ = 70237845018880. Its totient is φ = 20067895299096.

The previous prime is 40135851018743. The next prime is 40135851018787. The reversal of 40135851018772 is 27781015853104.

It is a super-2 number, since 2×40135851018772² (a number of 28 digits) contains 22 as substring.

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, 4418868 + ... + 9989899.

Almost surely, 2^{40135851018772} is an apocalyptic number.

It is an amenable number.

40135851018772 is a deficient number, since it is larger than the sum of its proper divisors (30101994000108).

40135851018772 is a wasteful number, since it uses less digits than its factorization.

40135851018772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15105150 (or 15105148 counting only the distinct ones).

The product of its (nonzero) digits is 1881600, while the sum is 52.

The spelling of 40135851018772 in words is "forty trillion, one hundred thirty-five billion, eight hundred fifty-one million, eighteen thousand, seven hundred seventy-two".