20013927049946 has 8 divisors (see below), whose sum is σ = 31326146686944. Its totient is φ = 9571878154300.

The previous prime is 20013927049903. The next prime is 20013927050021. The reversal of 20013927049946 is 64994072931002.

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

It is a junction number, because it is equal to n+sod(n) for n = 20013927049891 and 20013927049900.

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, 217542685280 + ... + 217542685371.

It is an arithmetic number, because the mean of its divisors is an integer number (3915768335868).

Almost surely, 2^{20013927049946} is an apocalyptic number.

20013927049946 is a deficient number, since it is larger than the sum of its proper divisors (11312219636998).

20013927049946 is a wasteful number, since it uses less digits than its factorization.

20013927049946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435085370676.

The product of its (nonzero) digits is 5878656, while the sum is 56.

The spelling of 20013927049946 in words is "twenty trillion, thirteen billion, nine hundred twenty-seven million, forty-nine thousand, nine hundred forty-six".