4645443572 has 24 divisors (see below), whose sum is σ = 10135513920. Its totient is φ = 1809912960.

The previous prime is 4645443547. The next prime is 4645443599. The reversal of 4645443572 is 2753445464.

It is a super-2 number, since 2×4645443572² = 43160291961272238368, which contains 22 as substring.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

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 7 ways as a sum of consecutive naturals, for example, 7540997 + ... + 7541612.

It is an arithmetic number, because the mean of its divisors is an integer number (422313080).

Almost surely, 2^4645443572 is an apocalyptic number.

It is an amenable number.

4645443572 is an abundant number, since it is smaller than the sum of its proper divisors (5490070348).

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

4645443572 is a wasteful number, since it uses less digits than its factorization.

4645443572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15082631 (or 15082629 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 44.

The square root of 4645443572 is about 68157.4909456033. The cubic root of 4645443572 is about 1668.5621831442.

The spelling of 4645443572 in words is "four billion, six hundred forty-five million, four hundred forty-three thousand, five hundred seventy-two".