15675475922 has 18 divisors (see below), whose sum is σ = 23678771013. Its totient is φ = 7782937272.

The previous prime is 15675475901. The next prime is 15675475939. The reversal of 15675475922 is 22957457651.

It can be written as a sum of positive squares in 2 ways, for example, as 15207575761 + 467900161 = 123319^2 + 21631^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=88531.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 39484628 + ... + 39485024.

Almost surely, 2^15675475922 is an apocalyptic number.

15675475922 is a deficient number, since it is larger than the sum of its proper divisors (8003295091).

15675475922 is an frugal number, since it uses more digits than its factorization.

15675475922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242 (or 622 counting only the distinct ones).

The product of its digits is 5292000, while the sum is 53.

The spelling of 15675475922 in words is "fifteen billion, six hundred seventy-five million, four hundred seventy-five thousand, nine hundred twenty-two".