62640875117856 has 768 divisors, whose sum is σ = 202026989445120. Its totient is φ = 16609816903680.

The previous prime is 62640875117837. The next prime is 62640875117911. The reversal of 62640875117856 is 65871157804626.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 57310955646 + ... + 57310956738.

It is an arithmetic number, because the mean of its divisors is an integer number (263055975840).

Almost surely, 2^{62640875117856} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 62640875117856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101013494722560).

62640875117856 is an abundant number, since it is smaller than the sum of its proper divisors (139386114327264).

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

62640875117856 is a wasteful number, since it uses less digits than its factorization.

62640875117856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1969 (or 1961 counting only the distinct ones).

The product of its (nonzero) digits is 135475200, while the sum is 66.

The spelling of 62640875117856 in words is "sixty-two trillion, six hundred forty billion, eight hundred seventy-five million, one hundred seventeen thousand, eight hundred fifty-six".