9939942770022 has 48 divisors (see below), whose sum is σ = 22303684795392. Its totient is φ = 3195988688880.

The previous prime is 9939942769993. The next prime is 9939942770057. The reversal of 9939942770022 is 2200772499399.

9939942770022 is a `hidden beast` number, since 99 + 39 + 9 + 427 + 70 + 0 + 22 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28840938 + ... + 29183549.

It is an arithmetic number, because the mean of its divisors is an integer number (464660099904).

Almost surely, 2^{9939942770022} is an apocalyptic number.

9939942770022 is an abundant number, since it is smaller than the sum of its proper divisors (12363742025370).

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

9939942770022 is a wasteful number, since it uses less digits than its factorization.

9939942770022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58024833 (or 58024830 counting only the distinct ones).

The product of its (nonzero) digits is 30862944, while the sum is 63.

The spelling of 9939942770022 in words is "nine trillion, nine hundred thirty-nine billion, nine hundred forty-two million, seven hundred seventy thousand, twenty-two".