16396100442 has 24 divisors (see below), whose sum is σ = 35839268244. Its totient is φ = 5417000064.

The previous prime is 16396100401. The next prime is 16396100453. The reversal of 16396100442 is 24400169361.

16396100442 is a `hidden beast` number, since 1 + 6 + 39 + 610 + 0 + 4 + 4 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 16101325881 + 294774561 = 126891^2 + 17169^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16396100397 and 16396100406.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4028473 + ... + 4032540.

Almost surely, 2^16396100442 is an apocalyptic number.

16396100442 is an abundant number, since it is smaller than the sum of its proper divisors (19443167802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16396100442 is a wasteful number, since it uses less digits than its factorization.

16396100442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8061134 (or 8061131 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The spelling of 16396100442 in words is "sixteen billion, three hundred ninety-six million, one hundred thousand, four hundred forty-two".