40002390763 has 4 divisors (see below), whose sum is σ = 41741625168. Its totient is φ = 38263156360.

The previous prime is 40002390739. The next prime is 40002390773. The reversal of 40002390763 is 36709320004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40002390763 - 2³³ = 31412456171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40002390713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 869617168 + ... + 869617213.

It is an arithmetic number, because the mean of its divisors is an integer number (10435406292).

Almost surely, 2^40002390763 is an apocalyptic number.

40002390763 is a deficient number, since it is larger than the sum of its proper divisors (1739234405).

40002390763 is a wasteful number, since it uses less digits than its factorization.

40002390763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1739234404.

The product of its (nonzero) digits is 27216, while the sum is 34.

The spelling of 40002390763 in words is "forty billion, two million, three hundred ninety thousand, seven hundred sixty-three".