461723907544 has 16 divisors (see below), whose sum is σ = 865781336520. Its totient is φ = 230848884480.

The previous prime is 461723907539. The next prime is 461723907553. The reversal of 461723907544 is 445709327164.

It is a happy number.

It is a super-2 number, since 2×461723907544² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 461723907491 and 461723907500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1482694 + ... + 1766869.

Almost surely, 2^461723907544 is an apocalyptic number.

It is an amenable number.

461723907544 is a deficient number, since it is larger than the sum of its proper divisors (404057428976).

461723907544 is a wasteful number, since it uses less digits than its factorization.

461723907544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3267330 (or 3267326 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 52.

The spelling of 461723907544 in words is "four hundred sixty-one billion, seven hundred twenty-three million, nine hundred seven thousand, five hundred forty-four".