216356006051725 has 24 divisors (see below), whose sum is σ = 274929198415040. Its totient is φ = 168846095531520.

The previous prime is 216356006051687. The next prime is 216356006051743. The reversal of 216356006051725 is 527150600653612.

It is a de Polignac number, because none of the positive numbers 2^k-216356006051725 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 626855460 + ... + 627200509.

Almost surely, 2^{216356006051725} is an apocalyptic number.

216356006051725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

216356006051725 is a deficient number, since it is larger than the sum of its proper divisors (58573192363315).

216356006051725 is a wasteful number, since it uses less digits than its factorization.

216356006051725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254056149 (or 1254056144 counting only the distinct ones).

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

The spelling of 216356006051725 in words is "two hundred sixteen trillion, three hundred fifty-six billion, six million, fifty-one thousand, seven hundred twenty-five".