63043618 has 16 divisors (see below), whose sum is σ = 103448160. Its totient is φ = 28576800.

The previous prime is 63043579. The next prime is 63043639. The reversal of 63043618 is 81634036.

It is a self number, because there is not a number n which added to its sum of digits gives 63043618.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4558 + ... + 12118.

It is an arithmetic number, because the mean of its divisors is an integer number (6465510).

Almost surely, 2^63043618 is an apocalyptic number.

63043618 is a deficient number, since it is larger than the sum of its proper divisors (40404542).

63043618 is a wasteful number, since it uses less digits than its factorization.

63043618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7953.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 63043618 is about 7940.0011335012. The cubic root of 63043618 is about 397.9975295083.

The spelling of 63043618 in words is "sixty-three million, forty-three thousand, six hundred eighteen".