20595673212 has 24 divisors (see below), whose sum is σ = 49713694800. Its totient is φ = 6628492416.

The previous prime is 20595673201. The next prime is 20595673223. The reversal of 20595673212 is 21237659502.

It is an interprime number because it is at equal distance from previous prime (20595673201) and next prime (20595673223).

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, 29591137 + ... + 29591832.

It is an arithmetic number, because the mean of its divisors is an integer number (2071403950).

Almost surely, 2^20595673212 is an apocalyptic number.

It is an amenable number.

20595673212 is an abundant number, since it is smaller than the sum of its proper divisors (29118021588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20595673212 is a wasteful number, since it uses less digits than its factorization.

20595673212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59183005 (or 59183003 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 42.

The spelling of 20595673212 in words is "twenty billion, five hundred ninety-five million, six hundred seventy-three thousand, two hundred twelve".