461622924728 has 128 divisors (see below), whose sum is σ = 1036219699200. Its totient is φ = 188639539200.

The previous prime is 461622924691. The next prime is 461622924743. The reversal of 461622924728 is 827429226164.

It is a self number, because there is not a number n which added to its sum of digits gives 461622924728.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38555783 + ... + 38567753.

It is an arithmetic number, because the mean of its divisors is an integer number (8095466400).

Almost surely, 2^461622924728 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 461622924728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (518109849600).

461622924728 is an abundant number, since it is smaller than the sum of its proper divisors (574596774472).

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

461622924728 is a wasteful number, since it uses less digits than its factorization.

461622924728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12341 (or 12337 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 53.

The spelling of 461622924728 in words is "four hundred sixty-one billion, six hundred twenty-two million, nine hundred twenty-four thousand, seven hundred twenty-eight".