461423691257 has 4 divisors (see below), whose sum is σ = 461538277776. Its totient is φ = 461309104740.

The previous prime is 461423691229. The next prime is 461423691263. The reversal of 461423691257 is 752196324164.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 461423691257 - 2¹⁸ = 461423429113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (461423691217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57287219 + ... + 57295272.

It is an arithmetic number, because the mean of its divisors is an integer number (115384569444).

Almost surely, 2^461423691257 is an apocalyptic number.

It is an amenable number.

461423691257 is a deficient number, since it is larger than the sum of its proper divisors (114586519).

461423691257 is a wasteful number, since it uses less digits than its factorization.

461423691257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114586518.

The product of its digits is 2177280, while the sum is 50.

The spelling of 461423691257 in words is "four hundred sixty-one billion, four hundred twenty-three million, six hundred ninety-one thousand, two hundred fifty-seven".