63043752655 has 32 divisors (see below), whose sum is σ = 86793315840. Its totient is φ = 43573645440.

The previous prime is 63043752613. The next prime is 63043752661. The reversal of 63043752655 is 55625734036.

It is a de Polignac number, because none of the positive numbers 2^k-63043752655 is a prime.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 205011 + ... + 410020.

It is an arithmetic number, because the mean of its divisors is an integer number (2712291120).

Almost surely, 2^63043752655 is an apocalyptic number.

63043752655 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

63043752655 is a deficient number, since it is larger than the sum of its proper divisors (23749563185).

63043752655 is a wasteful number, since it uses less digits than its factorization.

63043752655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615151.

The product of its (nonzero) digits is 2268000, while the sum is 46.

The spelling of 63043752655 in words is "sixty-three billion, forty-three million, seven hundred fifty-two thousand, six hundred fifty-five".