974494553922 has 126 divisors (see below), whose sum is σ = 2221946766531. Its totient is φ = 320396229000.

The previous prime is 974494553899. The next prime is 974494553927. The reversal of 974494553922 is 229355494479.

974494553922 is a `hidden beast` number, since 9 + 7 + 4 + 4 + 94 + 5 + 539 + 2 + 2 = 666.

974494553922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 487247276961 + 487247276961 = 698031^2 + 698031^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=698031.

It is a self number, because there is not a number n which added to its sum of digits gives 974494553922.

It is not an unprimeable number, because it can be changed into a prime (974494553927) by changing a digit.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 3882448297 + ... + 3882448547.

Almost surely, 2^974494553922 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 974494553922

974494553922 is an abundant number, since it is smaller than the sum of its proper divisors (1247452212609).

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

974494553922 is an frugal number, since it uses more digits than its factorization.

974494553922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728 (or 359 counting only the distinct ones).

The product of its digits is 97977600, while the sum is 63.

The spelling of 974494553922 in words is "nine hundred seventy-four billion, four hundred ninety-four million, five hundred fifty-three thousand, nine hundred twenty-two".