461979842652 has 72 divisors (see below), whose sum is σ = 1171917845280. Its totient is φ = 153448273920.

The previous prime is 461979842651. The next prime is 461979842689. The reversal of 461979842652 is 256248979164.

461979842652 is a `hidden beast` number, since 4 + 619 + 7 + 9 + 8 + 4 + 2 + 6 + 5 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 461979842652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461979842651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53658124 + ... + 53666732.

It is an arithmetic number, because the mean of its divisors is an integer number (16276636740).

Almost surely, 2^461979842652 is an apocalyptic number.

It is an amenable number.

461979842652 is an abundant number, since it is smaller than the sum of its proper divisors (709938002628).

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

461979842652 is a wasteful number, since it uses less digits than its factorization.

461979842652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13723 (or 13718 counting only the distinct ones).

The product of its digits is 52254720, while the sum is 63.

The spelling of 461979842652 in words is "four hundred sixty-one billion, nine hundred seventy-nine million, eight hundred forty-two thousand, six hundred fifty-two".