16572235954 has 32 divisors (see below), whose sum is σ = 26333144064. Its totient is φ = 7805711760.

The previous prime is 16572235909. The next prime is 16572236003. The reversal of 16572235954 is 45953227561.

It is a junction number, because it is equal to n+sod(n) for n = 16572235898 and 16572235907.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3796177 + ... + 3800539.

It is an arithmetic number, because the mean of its divisors is an integer number (822910752).

Almost surely, 2^16572235954 is an apocalyptic number.

16572235954 is a deficient number, since it is larger than the sum of its proper divisors (9760908110).

16572235954 is a wasteful number, since it uses less digits than its factorization.

16572235954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5622.

The product of its digits is 2268000, while the sum is 49.

The spelling of 16572235954 in words is "sixteen billion, five hundred seventy-two million, two hundred thirty-five thousand, nine hundred fifty-four".