461475724307721 has 8 divisors (see below), whose sum is σ = 615528265704864. Its totient is φ = 307536832891200.

The previous prime is 461475724307651. The next prime is 461475724307737. The reversal of 461475724307721 is 127703427574164.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 461475724307721 - 2³⁹ = 460925968493833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (461475724317721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28412485680 + ... + 28412501921.

It is an arithmetic number, because the mean of its divisors is an integer number (76941033213108).

Almost surely, 2^{461475724307721} is an apocalyptic number.

It is an amenable number.

461475724307721 is a deficient number, since it is larger than the sum of its proper divisors (154052541397143).

461475724307721 is a wasteful number, since it uses less digits than its factorization.

461475724307721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56824990311.

The product of its (nonzero) digits is 55319040, while the sum is 60.

The spelling of 461475724307721 in words is "four hundred sixty-one trillion, four hundred seventy-five billion, seven hundred twenty-four million, three hundred seven thousand, seven hundred twenty-one".