984712451522 has 6 divisors (see below), whose sum is σ = 1477070782329. Its totient is φ = 492355524080.

The previous prime is 984712451507. The next prime is 984712451539. The reversal of 984712451522 is 225154217489.

It can be written as a sum of positive squares in 2 ways, for example, as 980478216481 + 4234235041 = 990191^2 + 65071^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=701681.

It is a super-2 number, since 2×984712451522² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1052522 + ... + 1754202.

Almost surely, 2^984712451522 is an apocalyptic number.

984712451522 is a deficient number, since it is larger than the sum of its proper divisors (492358330807).

984712451522 is an frugal number, since it uses more digits than its factorization.

984712451522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1403364 (or 701683 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 50.

Multiplying 984712451522 by its sum of digits (50), we get a square (49235622576100 = 7016810²).

The spelling of 984712451522 in words is "nine hundred eighty-four billion, seven hundred twelve million, four hundred fifty-one thousand, five hundred twenty-two".