461993547960 has 96 divisors (see below), whose sum is σ = 1715976044640. Its totient is φ = 105598524672.

The previous prime is 461993547943. The next prime is 461993547973. The reversal of 461993547960 is 69745399164.

461993547960 is a `hidden beast` number, since 4 + 6 + 19 + 93 + 5 + 479 + 60 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 91662867 + ... + 91667906.

It is an arithmetic number, because the mean of its divisors is an integer number (17874750465).

Almost surely, 2^461993547960 is an apocalyptic number.

461993547960 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

461993547960 is an abundant number, since it is smaller than the sum of its proper divisors (1253982496680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

461993547960 is a wasteful number, since it uses less digits than its factorization.

461993547960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183330797 (or 183330790 counting only the distinct ones).

The product of its (nonzero) digits is 44089920, while the sum is 63.

The spelling of 461993547960 in words is "four hundred sixty-one billion, nine hundred ninety-three million, five hundred forty-seven thousand, nine hundred sixty".