461646256132533 has 16 divisors (see below), whose sum is σ = 616937153771520. Its totient is φ = 307059808224624.

The previous prime is 461646256132517. The next prime is 461646256132553. The reversal of 461646256132533 is 335231652646164.

It is a happy number.

It is not a de Polignac number, because 461646256132533 - 2⁴ = 461646256132517 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461646256132553) 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, 37044988 + ... + 47912666.

It is an arithmetic number, because the mean of its divisors is an integer number (38558572110720).

Almost surely, 2^{461646256132533} is an apocalyptic number.

It is an amenable number.

461646256132533 is a deficient number, since it is larger than the sum of its proper divisors (155290897638987).

461646256132533 is a wasteful number, since it uses less digits than its factorization.

461646256132533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10900088.

The product of its digits is 55987200, while the sum is 57.

The spelling of 461646256132533 in words is "four hundred sixty-one trillion, six hundred forty-six billion, two hundred fifty-six million, one hundred thirty-two thousand, five hundred thirty-three".