15722652099 has 48 divisors (see below), whose sum is σ = 26636601600. Its totient is φ = 8157320640.

The previous prime is 15722652073. The next prime is 15722652103. The reversal of 15722652099 is 99025622751.

It is a happy number.

It is a Cunningham number, because it is equal to 125390²-1.

It is not a de Polignac number, because 15722652099 - 2⁵ = 15722652067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (15722656099) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1373602 + ... + 1385000.

It is an arithmetic number, because the mean of its divisors is an integer number (554929200).

Almost surely, 2^15722652099 is an apocalyptic number.

15722652099 is a deficient number, since it is larger than the sum of its proper divisors (10913949501).

15722652099 is a wasteful number, since it uses less digits than its factorization.

15722652099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12280 (or 12273 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 48.

The spelling of 15722652099 in words is "fifteen billion, seven hundred twenty-two million, six hundred fifty-two thousand, ninety-nine".