16556070226625 has 16 divisors (see below), whose sum is σ = 20669035196160. Its totient is φ = 13240330826800.

The previous prime is 16556070226583. The next prime is 16556070226627. The reversal of 16556070226625 is 52662207065561.

16556070226625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16556070226625 - 2²⁴ = 16556053449409 is a prime.

It is a super-2 number, since 2×16556070226625² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16556070226627) 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, 22259435 + ... + 22991184.

It is an arithmetic number, because the mean of its divisors is an integer number (1291814699760).

Almost surely, 2^{16556070226625} is an apocalyptic number.

It is an amenable number.

16556070226625 is a deficient number, since it is larger than the sum of its proper divisors (4112964969535).

16556070226625 is an equidigital number, since it uses as much as digits as its factorization.

16556070226625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45253561 (or 45253551 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 53.

The spelling of 16556070226625 in words is "sixteen trillion, five hundred fifty-six billion, seventy million, two hundred twenty-six thousand, six hundred twenty-five".