16570968845 has 16 divisors (see below), whose sum is σ = 20935152000. Its totient is φ = 12557009088.

The previous prime is 16570968839. The next prime is 16570968859. The reversal of 16570968845 is 54886907561.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 16570968845 - 2¹² = 16570964749 is a prime.

It is a congruent number.

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, 848096 + ... + 867414.

It is an arithmetic number, because the mean of its divisors is an integer number (1308447000).

Almost surely, 2^16570968845 is an apocalyptic number.

It is an amenable number.

16570968845 is a deficient number, since it is larger than the sum of its proper divisors (4364183155).

16570968845 is a wasteful number, since it uses less digits than its factorization.

16570968845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28372.

The product of its (nonzero) digits is 14515200, while the sum is 59.

The spelling of 16570968845 in words is "sixteen billion, five hundred seventy million, nine hundred sixty-eight thousand, eight hundred forty-five".