4644562023 has 6 divisors (see below), whose sum is σ = 6708811824. Its totient is φ = 3096374676.

The previous prime is 4644562009. The next prime is 4644562031. The reversal of 4644562023 is 3202654464.

4644562023 is a `hidden beast` number, since 4 + 6 + 4 + 4 + 5 + 620 + 23 = 666.

It is not a de Polignac number, because 4644562023 - 2⁵ = 4644561991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4644562003) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 258031215 + ... + 258031232.

It is an arithmetic number, because the mean of its divisors is an integer number (1118135304).

Almost surely, 2^4644562023 is an apocalyptic number.

4644562023 is a deficient number, since it is larger than the sum of its proper divisors (2064249801).

4644562023 is a wasteful number, since it uses less digits than its factorization.

4644562023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516062453 (or 516062450 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

The square root of 4644562023 is about 68151.0236386806. The cubic root of 4644562023 is about 1668.4566308000.

The spelling of 4644562023 in words is "four billion, six hundred forty-four million, five hundred sixty-two thousand, twenty-three".