19924514099 has 16 divisors (see below), whose sum is σ = 23321464320. Its totient is φ = 16665929280.

The previous prime is 19924514087. The next prime is 19924514107. The reversal of 19924514099 is 99041542991.

It is not a de Polignac number, because 19924514099 - 2²⁴ = 19907736883 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 19924514099.

It is not an unprimeable number, because it can be changed into a prime (19924514039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310514 + ... + 369144.

It is an arithmetic number, because the mean of its divisors is an integer number (1457591520).

Almost surely, 2^19924514099 is an apocalyptic number.

19924514099 is a deficient number, since it is larger than the sum of its proper divisors (3396950221).

19924514099 is a wasteful number, since it uses less digits than its factorization.

19924514099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59810.

The product of its (nonzero) digits is 1049760, while the sum is 53.

The spelling of 19924514099 in words is "nineteen billion, nine hundred twenty-four million, five hundred fourteen thousand, ninety-nine".