16522099684 has 6 divisors (see below), whose sum is σ = 28913674454. Its totient is φ = 8261049840.

The previous prime is 16522099669. The next prime is 16522099691. The reversal of 16522099684 is 48699022561.

It can be written as a sum of positive squares in only one way, i.e., 10758253284 + 5763846400 = 103722^2 + 75920^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2065262457 + ... + 2065262464.

Almost surely, 2^16522099684 is an apocalyptic number.

It is an amenable number.

16522099684 is a deficient number, since it is larger than the sum of its proper divisors (12391574770).

16522099684 is a wasteful number, since it uses less digits than its factorization.

16522099684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4130524925 (or 4130524923 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 52.

The spelling of 16522099684 in words is "sixteen billion, five hundred twenty-two million, ninety-nine thousand, six hundred eighty-four".