63346648320 has 144 divisors (see below), whose sum is σ = 224792742720. Its totient is φ = 16892430336.

The previous prime is 63346648319. The next prime is 63346648333. The reversal of 63346648320 is 2384664336.

63346648320 is a `hidden beast` number, since 63 + 34 + 66 + 483 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 881914 + ... + 951033.

Almost surely, 2^63346648320 is an apocalyptic number.

63346648320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63346648320 is an abundant number, since it is smaller than the sum of its proper divisors (161446094400).

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

63346648320 is a wasteful number, since it uses less digits than its factorization.

63346648320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1832977 (or 1832957 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 45.

The spelling of 63346648320 in words is "sixty-three billion, three hundred forty-six million, six hundred forty-eight thousand, three hundred twenty".