63340595694864 has 60 divisors (see below), whose sum is σ = 177266262272892. Its totient is φ = 21113464320000.

The previous prime is 63340595694823. The next prime is 63340595694881. The reversal of 63340595694864 is 46849659504336.

63340595694864 is a `hidden beast` number, since 6 + 3 + 3 + 4 + 0 + 59 + 569 + 4 + 8 + 6 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 22549125982464 + 40791469712400 = 4748592^2 + 6386820^2 .

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 63340595694792 and 63340595694801.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66922204 + ... + 67862084.

Almost surely, 2^{63340595694864} is an apocalyptic number.

It is an amenable number.

63340595694864 is an abundant number, since it is smaller than the sum of its proper divisors (113925666578028).

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

63340595694864 is a wasteful number, since it uses less digits than its factorization.

63340595694864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1407896 (or 1407887 counting only the distinct ones).

The product of its (nonzero) digits is 2015539200, while the sum is 72.

The spelling of 63340595694864 in words is "sixty-three trillion, three hundred forty billion, five hundred ninety-five million, six hundred ninety-four thousand, eight hundred sixty-four".