16980696099 has 24 divisors (see below), whose sum is σ = 24666969600. Its totient is φ = 11256355440.

The previous prime is 16980696053. The next prime is 16980696107. The reversal of 16980696099 is 99069608961.

16980696099 is a `hidden beast` number, since 16 + 9 + 8 + 0 + 6 + 9 + 609 + 9 = 666.

It is a Cunningham number, because it is equal to 130310²-1.

It is not a de Polignac number, because 16980696099 - 2¹⁷ = 16980565027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16980696199) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1165542 + ... + 1180020.

It is an arithmetic number, because the mean of its divisors is an integer number (1027790400).

Almost surely, 2^16980696099 is an apocalyptic number.

16980696099 is a deficient number, since it is larger than the sum of its proper divisors (7686273501).

16980696099 is a wasteful number, since it uses less digits than its factorization.

16980696099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15215 (or 15212 counting only the distinct ones).

The product of its (nonzero) digits is 11337408, while the sum is 63.

The spelling of 16980696099 in words is "sixteen billion, nine hundred eighty million, six hundred ninety-six thousand, ninety-nine".