4791573640 has 32 divisors (see below), whose sum is σ = 12321190080. Its totient is φ = 1642825152.

The previous prime is 4791573637. The next prime is 4791573671. The reversal of 4791573640 is 463751974.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

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, 8556102 + ... + 8556661.

It is an arithmetic number, because the mean of its divisors is an integer number (385037190).

Almost surely, 2^4791573640 is an apocalyptic number.

4791573640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4791573640 is an abundant number, since it is smaller than the sum of its proper divisors (7529616440).

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

4791573640 is a wasteful number, since it uses less digits than its factorization.

4791573640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17112781 (or 17112777 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 46.

The square root of 4791573640 is about 69221.1935753783. The cubic root of 4791573640 is about 1685.8776597516.

The spelling of 4791573640 in words is "four billion, seven hundred ninety-one million, five hundred seventy-three thousand, six hundred forty".