4521645936 has 40 divisors (see below), whose sum is σ = 12978799760. Its totient is φ = 1507215168.

The previous prime is 4521645929. The next prime is 4521645959. The reversal of 4521645936 is 6395461254.

4521645936 is a `hidden beast` number, since 4 + 52 + 1 + 6 + 4 + 593 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 4521645891 and 4521645900.

It is a congruent number.

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, 5232955 + ... + 5233818.

It is an arithmetic number, because the mean of its divisors is an integer number (324469994).

Almost surely, 2^4521645936 is an apocalyptic number.

It is an amenable number.

4521645936 is an abundant number, since it is smaller than the sum of its proper divisors (8457153824).

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

4521645936 is a wasteful number, since it uses less digits than its factorization.

4521645936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10466790 (or 10466778 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The square root of 4521645936 is about 67243.1850524646. The cubic root of 4521645936 is about 1653.6065507691.

The spelling of 4521645936 in words is "four billion, five hundred twenty-one million, six hundred forty-five thousand, nine hundred thirty-six".