638822052714 has 8 divisors (see below), whose sum is σ = 1277644105440. Its totient is φ = 212940684236.

The previous prime is 638822052691. The next prime is 638822052733. The reversal of 638822052714 is 417250228836.

It is a sphenic number, since it is the product of 3 distinct primes.

638822052714 is an admirable number.

It is a super-3 number, since 3×638822052714³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53235171054 + ... + 53235171065.

It is an arithmetic number, because the mean of its divisors is an integer number (159705513180).

Almost surely, 2^638822052714 is an apocalyptic number.

638822052714 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

638822052714 is a wasteful number, since it uses less digits than its factorization.

638822052714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106470342124.

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 638822052714 in words is "six hundred thirty-eight billion, eight hundred twenty-two million, fifty-two thousand, seven hundred fourteen".