4643155044 has 72 divisors (see below), whose sum is σ = 13116186720. Its totient is φ = 1372694400.

The previous prime is 4643155043. The next prime is 4643155063. The reversal of 4643155044 is 4405513464.

4643155044 is a `hidden beast` number, since 4 + 64 + 3 + 1 + 550 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (4643155043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 126754 + ... + 159225.

It is an arithmetic number, because the mean of its divisors is an integer number (182169260).

Almost surely, 2^4643155044 is an apocalyptic number.

4643155044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4643155044 is an abundant number, since it is smaller than the sum of its proper divisors (8473031676).

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

4643155044 is a wasteful number, since it uses less digits than its factorization.

4643155044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286041 (or 286036 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The square root of 4643155044 is about 68140.7003486169. The cubic root of 4643155044 is about 1668.2881383772.

It can be divided in two parts, 46431 and 55044, that added together give a triangular number (101475 = T₄₅₀).

The spelling of 4643155044 in words is "four billion, six hundred forty-three million, one hundred fifty-five thousand, forty-four".