2021927979072 has 112 divisors (see below), whose sum is σ = 5366424908480. Its totient is φ = 671870287872.

The previous prime is 2021927979023. The next prime is 2021927979091. The reversal of 2021927979072 is 2709797291202.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81857028 + ... + 81881724.

Almost surely, 2^{2021927979072} is an apocalyptic number.

It is an amenable number.

2021927979072 is an abundant number, since it is smaller than the sum of its proper divisors (3344496929408).

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

2021927979072 is a wasteful number, since it uses less digits than its factorization.

2021927979072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26028 (or 26018 counting only the distinct ones).

The product of its (nonzero) digits is 4000752, while the sum is 57.

The spelling of 2021927979072 in words is "two trillion, twenty-one billion, nine hundred twenty-seven million, nine hundred seventy-nine thousand, seventy-two".