20895323086670 has 8 divisors (see below), whose sum is σ = 37611581556024. Its totient is φ = 8358129234664.

The previous prime is 20895323086619. The next prime is 20895323086717. The reversal of 20895323086670 is 7668032359802.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20895323086670² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1044766154324 + ... + 1044766154343.

It is an arithmetic number, because the mean of its divisors is an integer number (4701447694503).

Almost surely, 2^{20895323086670} is an apocalyptic number.

20895323086670 is a deficient number, since it is larger than the sum of its proper divisors (16716258469354).

20895323086670 is a wasteful number, since it uses less digits than its factorization.

20895323086670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2089532308674.

The product of its (nonzero) digits is 26127360, while the sum is 59.

The spelling of 20895323086670 in words is "twenty trillion, eight hundred ninety-five billion, three hundred twenty-three million, eighty-six thousand, six hundred seventy".