461399623406 has 32 divisors (see below), whose sum is σ = 735766361568. Its totient is φ = 216254545920.

The previous prime is 461399623397. The next prime is 461399623411. The reversal of 461399623406 is 604326993164.

It is a super-2 number, since 2×461399623406² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17151086 + ... + 17177966.

It is an arithmetic number, because the mean of its divisors is an integer number (22992698799).

Almost surely, 2^461399623406 is an apocalyptic number.

461399623406 is a deficient number, since it is larger than the sum of its proper divisors (274366738162).

461399623406 is a wasteful number, since it uses less digits than its factorization.

461399623406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28916.

The product of its (nonzero) digits is 5038848, while the sum is 53.

The spelling of 461399623406 in words is "four hundred sixty-one billion, three hundred ninety-nine million, six hundred twenty-three thousand, four hundred six".