640226514362 has 16 divisors (see below), whose sum is σ = 979210529280. Its totient is φ = 313832278032.

The previous prime is 640226514307. The next prime is 640226514377. The reversal of 640226514362 is 263415622046.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2179562 + ... + 2455797.

It is an arithmetic number, because the mean of its divisors is an integer number (61200658080).

Almost surely, 2^640226514362 is an apocalyptic number.

640226514362 is a deficient number, since it is larger than the sum of its proper divisors (338984014918).

640226514362 is a wasteful number, since it uses less digits than its factorization.

640226514362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4636717.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 640226514362 in words is "six hundred forty billion, two hundred twenty-six million, five hundred fourteen thousand, three hundred sixty-two".