63349334136 has 72 divisors (see below), whose sum is σ = 188586456240. Its totient is φ = 19196765280.

The previous prime is 63349334099. The next prime is 63349334183. The reversal of 63349334136 is 63143394336.

63349334136 is a `hidden beast` number, since 633 + 4 + 9 + 3 + 3 + 4 + 1 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 63349334091 and 63349334100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3627040 + ... + 3644463.

Almost surely, 2^63349334136 is an apocalyptic number.

63349334136 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

63349334136 is an abundant number, since it is smaller than the sum of its proper divisors (125237122104).

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

63349334136 is a wasteful number, since it uses less digits than its factorization.

63349334136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7271537 (or 7271519 counting only the distinct ones).

The product of its digits is 1259712, while the sum is 45.

The spelling of 63349334136 in words is "sixty-three billion, three hundred forty-nine million, three hundred thirty-four thousand, one hundred thirty-six".