40563464039 has 32 divisors (see below), whose sum is σ = 47729848320. Its totient is φ = 33750807552.

The previous prime is 40563463949. The next prime is 40563464083. The reversal of 40563464039 is 93046436504.

It is not a de Polignac number, because 40563464039 - 2²⁴ = 40546686823 is a prime.

It is a super-2 number, since 2×40563464039² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40563464639) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50894789 + ... + 50895585.

It is an arithmetic number, because the mean of its divisors is an integer number (1491557760).

Almost surely, 2^40563464039 is an apocalyptic number.

40563464039 is a deficient number, since it is larger than the sum of its proper divisors (7166384281).

40563464039 is a wasteful number, since it uses less digits than its factorization.

40563464039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1679.

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 40563464039 in words is "forty billion, five hundred sixty-three million, four hundred sixty-four thousand, thirty-nine".