20013721262348 has 12 divisors (see below), whose sum is σ = 38208013319112. Its totient is φ = 9097146028320.

The previous prime is 20013721262309. The next prime is 20013721262351. The reversal of 20013721262348 is 84326212731002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227428650665 + ... + 227428650752.

It is an arithmetic number, because the mean of its divisors is an integer number (3184001109926).

Almost surely, 2^{20013721262348} is an apocalyptic number.

It is an amenable number.

20013721262348 is a deficient number, since it is larger than the sum of its proper divisors (18194292056764).

20013721262348 is a wasteful number, since it uses less digits than its factorization.

20013721262348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454857301432 (or 454857301430 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 20013721262348 in words is "twenty trillion, thirteen billion, seven hundred twenty-one million, two hundred sixty-two thousand, three hundred forty-eight".