63660054 has 32 divisors (see below), whose sum is σ = 131765760. Its totient is φ = 20488032.

The previous prime is 63660041. The next prime is 63660061. The reversal of 63660054 is 45006636.

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, 29827 + ... + 31889.

It is an arithmetic number, because the mean of its divisors is an integer number (4117680).

Almost surely, 2^63660054 is an apocalyptic number.

63660054 is an abundant number, since it is smaller than the sum of its proper divisors (68105706).

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

63660054 is a wasteful number, since it uses less digits than its factorization.

63660054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2244.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 63660054 is about 7978.7250861275. The cubic root of 63660054 is about 399.2905215114.

The spelling of 63660054 in words is "sixty-three million, six hundred sixty thousand, fifty-four".