20794605886 has 8 divisors (see below), whose sum is σ = 31274210520. Its totient is φ = 10369869048.

The previous prime is 20794605851. The next prime is 20794605929. The reversal of 20794605886 is 68850649702.

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

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, 13716001 + ... + 13717516.

It is an arithmetic number, because the mean of its divisors is an integer number (3909276315).

Almost surely, 2^20794605886 is an apocalyptic number.

20794605886 is a deficient number, since it is larger than the sum of its proper divisors (10479604634).

20794605886 is a wasteful number, since it uses less digits than its factorization.

20794605886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27433898.

The product of its (nonzero) digits is 5806080, while the sum is 55.

The spelling of 20794605886 in words is "twenty billion, seven hundred ninety-four million, six hundred five thousand, eight hundred eighty-six".