40023565051 has 16 divisors (see below), whose sum is σ = 40603949568. Its totient is φ = 39448681600.

The previous prime is 40023565027. The next prime is 40023565079. The reversal of 40023565051 is 15056532004.

It is not a de Polignac number, because 40023565051 - 2²⁹ = 39486694139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40023565091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10472721 + ... + 10476541.

It is an arithmetic number, because the mean of its divisors is an integer number (2537746848).

Almost surely, 2^40023565051 is an apocalyptic number.

40023565051 is a deficient number, since it is larger than the sum of its proper divisors (580384517).

40023565051 is a wasteful number, since it uses less digits than its factorization.

40023565051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4502.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 40023565051 in words is "forty billion, twenty-three million, five hundred sixty-five thousand, fifty-one".