20846266512670 has 16 divisors (see below), whose sum is σ = 37684323846000. Its totient is φ = 8302719022144.

The previous prime is 20846266512641. The next prime is 20846266512683. The reversal of 20846266512670 is 7621566264802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4473445420 + ... + 4473450079.

It is an arithmetic number, because the mean of its divisors is an integer number (2355270240375).

Almost surely, 2^{20846266512670} is an apocalyptic number.

20846266512670 is a deficient number, since it is larger than the sum of its proper divisors (16838057333330).

20846266512670 is a wasteful number, since it uses less digits than its factorization.

20846266512670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8946895739.

The product of its (nonzero) digits is 11612160, while the sum is 55.

The spelling of 20846266512670 in words is "twenty trillion, eight hundred forty-six billion, two hundred sixty-six million, five hundred twelve thousand, six hundred seventy".