461564272633 has 16 divisors (see below), whose sum is σ = 480372270336. Its totient is φ = 443134074240.

The previous prime is 461564272613. The next prime is 461564272657. The reversal of 461564272633 is 336272465164.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-461564272633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (461564272613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15456685 + ... + 15486517.

It is an arithmetic number, because the mean of its divisors is an integer number (30023266896).

Almost surely, 2^461564272633 is an apocalyptic number.

It is an amenable number.

461564272633 is a deficient number, since it is larger than the sum of its proper divisors (18807997703).

461564272633 is a wasteful number, since it uses less digits than its factorization.

461564272633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36144.

The product of its digits is 4354560, while the sum is 49.

The spelling of 461564272633 in words is "four hundred sixty-one billion, five hundred sixty-four million, two hundred seventy-two thousand, six hundred thirty-three".