20211256048 has 10 divisors (see below), whose sum is σ = 39159308624. Its totient is φ = 10105628016.

The previous prime is 20211256019. The next prime is 20211256069. The reversal of 20211256048 is 84065211202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 631601736 + ... + 631601767.

Almost surely, 2^20211256048 is an apocalyptic number.

It is an amenable number.

20211256048 is a deficient number, since it is larger than the sum of its proper divisors (18948052576).

20211256048 is a wasteful number, since it uses less digits than its factorization.

20211256048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263203511 (or 1263203505 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The spelling of 20211256048 in words is "twenty billion, two hundred eleven million, two hundred fifty-six thousand, forty-eight".