63675516 has 12 divisors (see below), whose sum is σ = 148576232. Its totient is φ = 21225168.

The previous prime is 63675487. The next prime is 63675533. The reversal of 63675516 is 61557636.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2653135 + ... + 2653158.

Almost surely, 2^63675516 is an apocalyptic number.

It is an amenable number.

63675516 is an abundant number, since it is smaller than the sum of its proper divisors (84900716).

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

63675516 is a wasteful number, since it uses less digits than its factorization.

63675516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5306300 (or 5306298 counting only the distinct ones).

The product of its digits is 113400, while the sum is 39.

The square root of 63675516 is about 7979.6939790947. The cubic root of 63675516 is about 399.3228459696.

The spelling of 63675516 in words is "sixty-three million, six hundred seventy-five thousand, five hundred sixteen".