63055596666 has 32 divisors (see below), whose sum is σ = 134924846400. Its totient is φ = 19585860480.

The previous prime is 63055596607. The next prime is 63055596671. The reversal of 63055596666 is 66669555036.

63055596666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (57).

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, 4526811 + ... + 4540718.

It is an arithmetic number, because the mean of its divisors is an integer number (4216401450).

Almost surely, 2^63055596666 is an apocalyptic number.

63055596666 is an abundant number, since it is smaller than the sum of its proper divisors (71869249734).

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

63055596666 is a wasteful number, since it uses less digits than its factorization.

63055596666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9067614.

The product of its (nonzero) digits is 26244000, while the sum is 57.

The spelling of 63055596666 in words is "sixty-three billion, fifty-five million, five hundred ninety-six thousand, six hundred sixty-six".