16102899406954 has 8 divisors (see below), whose sum is σ = 24154548509988. Its totient is φ = 8051383236960.

The previous prime is 16102899406939. The next prime is 16102899406963. The reversal of 16102899406954 is 45960499820161.

It can be written as a sum of positive squares in 2 ways, for example, as 15575075361729 + 527824045225 = 3946527^2 + 726515^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32929867 + ... + 33415294.

Almost surely, 2^{16102899406954} is an apocalyptic number.

16102899406954 is a deficient number, since it is larger than the sum of its proper divisors (8051649103034).

16102899406954 is a wasteful number, since it uses less digits than its factorization.

16102899406954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66466520.

The product of its (nonzero) digits is 33592320, while the sum is 64.

The spelling of 16102899406954 in words is "sixteen trillion, one hundred two billion, eight hundred ninety-nine million, four hundred six thousand, nine hundred fifty-four".