4459972536 has 32 divisors (see below), whose sum is σ = 12388813200. Its totient is φ = 1486657440.

The previous prime is 4459972523. The next prime is 4459972541. The reversal of 4459972536 is 6352799544.

4459972536 is a `hidden beast` number, since 44 + 599 + 7 + 2 + 5 + 3 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10323795 + ... + 10324226.

Almost surely, 2^4459972536 is an apocalyptic number.

It is an amenable number.

4459972536 is an abundant number, since it is smaller than the sum of its proper divisors (7928840664).

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

4459972536 is a wasteful number, since it uses less digits than its factorization.

4459972536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20648036 (or 20648026 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 54.

The square root of 4459972536 is about 66783.0258074610. The cubic root of 4459972536 is about 1646.0539355856.

The spelling of 4459972536 in words is "four billion, four hundred fifty-nine million, nine hundred seventy-two thousand, five hundred thirty-six".