63552288906 has 32 divisors (see below), whose sum is σ = 141236138880. Its totient is φ = 21182771808.

The previous prime is 63552288889. The next prime is 63552288953. The reversal of 63552288906 is 60988225536.

63552288906 is a `hidden beast` number, since 6 + 3 + 552 + 2 + 8 + 89 + 0 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 1243795 + ... + 1293881.

It is an arithmetic number, because the mean of its divisors is an integer number (4413629340).

Almost surely, 2^63552288906 is an apocalyptic number.

63552288906 is an abundant number, since it is smaller than the sum of its proper divisors (77683849974).

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

63552288906 is a wasteful number, since it uses less digits than its factorization.

63552288906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73595 (or 73589 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 54.

The spelling of 63552288906 in words is "sixty-three billion, five hundred fifty-two million, two hundred eighty-eight thousand, nine hundred six".