63455043156 has 48 divisors (see below), whose sum is σ = 152897568768. Its totient is φ = 20461384800.

The previous prime is 63455043133. The next prime is 63455043167. The reversal of 63455043156 is 65134055436.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 961681 + ... + 1025543.

It is an arithmetic number, because the mean of its divisors is an integer number (3185366016).

Almost surely, 2^63455043156 is an apocalyptic number.

It is an amenable number.

63455043156 is an abundant number, since it is smaller than the sum of its proper divisors (89442525612).

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

63455043156 is a wasteful number, since it uses less digits than its factorization.

63455043156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66572 (or 66570 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 42.

The spelling of 63455043156 in words is "sixty-three billion, four hundred fifty-five million, forty-three thousand, one hundred fifty-six".