40624310663 has 4 divisors (see below), whose sum is σ = 40625471880. Its totient is φ = 40623149448.

The previous prime is 40624310633. The next prime is 40624310677. The reversal of 40624310663 is 36601342604.

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 40624310663 - 2¹⁴ = 40624294279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40624310603) 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 3 ways as a sum of consecutive naturals, for example, 526448 + ... + 598661.

It is an arithmetic number, because the mean of its divisors is an integer number (10156367970).

Almost surely, 2^40624310663 is an apocalyptic number.

40624310663 is a deficient number, since it is larger than the sum of its proper divisors (1161217).

40624310663 is a wasteful number, since it uses less digits than its factorization.

40624310663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1161216.

The product of its (nonzero) digits is 62208, while the sum is 35.

The spelling of 40624310663 in words is "forty billion, six hundred twenty-four million, three hundred ten thousand, six hundred sixty-three".