62638295044864 has 432 divisors, whose sum is σ = 161956181630880. Its totient is φ = 23900398878720.

The previous prime is 62638295044813. The next prime is 62638295044883. The reversal of 62638295044864 is 46844059283626.

It is a super-3 number, since 3×62638295044864³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 62638295044864.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4161175962 + ... + 4161191014.

It is an arithmetic number, because the mean of its divisors is an integer number (374898568590).

Almost surely, 2^{62638295044864} is an apocalyptic number.

62638295044864 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 62638295044864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80978090815440).

62638295044864 is an abundant number, since it is smaller than the sum of its proper divisors (99317886586016).

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

62638295044864 is a wasteful number, since it uses less digits than its factorization.

62638295044864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15716 (or 15695 counting only the distinct ones).

The product of its (nonzero) digits is 477757440, while the sum is 67.

The spelling of 62638295044864 in words is "sixty-two trillion, six hundred thirty-eight billion, two hundred ninety-five million, forty-four thousand, eight hundred sixty-four".