16653466770325 has 48 divisors (see below), whose sum is σ = 25750191453696. Its totient is φ = 10379622052800.

The previous prime is 16653466770289. The next prime is 16653466770337. The reversal of 16653466770325 is 52307766435661.

It is a happy number.

It is not a de Polignac number, because 16653466770325 - 2²³ = 16653458381717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10671474 + ... + 12132076.

It is an arithmetic number, because the mean of its divisors is an integer number (536462321952).

Almost surely, 2^{16653466770325} is an apocalyptic number.

It is an amenable number.

16653466770325 is a deficient number, since it is larger than the sum of its proper divisors (9096724683371).

16653466770325 is a wasteful number, since it uses less digits than its factorization.

16653466770325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1466554 (or 1466549 counting only the distinct ones).

The product of its (nonzero) digits is 114307200, while the sum is 61.

The spelling of 16653466770325 in words is "sixteen trillion, six hundred fifty-three billion, four hundred sixty-six million, seven hundred seventy thousand, three hundred twenty-five".