461572333620012 has 120 divisors (see below), whose sum is σ = 1239582103599840. Its totient is φ = 149659402049280.

The previous prime is 461572333619993. The next prime is 461572333620067. The reversal of 461572333620012 is 210026333275164.

It is a happy number.

461572333620012 is a `hidden beast` number, since 4 + 6 + 1 + 5 + 7 + 2 + 3 + 3 + 3 + 620 + 0 + 12 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 461572333620012.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 40074937 + ... + 50290607.

It is an arithmetic number, because the mean of its divisors is an integer number (10329850863332).

Almost surely, 2^{461572333620012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 461572333620012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (619791051799920).

461572333620012 is an abundant number, since it is smaller than the sum of its proper divisors (778009769979828).

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

461572333620012 is a wasteful number, since it uses less digits than its factorization.

461572333620012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10219493 (or 10219482 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 45.

Adding to 461572333620012 its reverse (210026333275164), we get a palindrome (671598666895176).

The spelling of 461572333620012 in words is "four hundred sixty-one trillion, five hundred seventy-two billion, three hundred thirty-three million, six hundred twenty thousand, twelve".