22628767334388 has 24 divisors (see below), whose sum is σ = 52996741348320. Its totient is φ = 7514881839840.

The previous prime is 22628767334351. The next prime is 22628767334401. The reversal of 22628767334388 is 88343376782622.

It is a super-2 number, since 2×22628767334388² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3505072258 + ... + 3505078713.

It is an arithmetic number, because the mean of its divisors is an integer number (2208197556180).

Almost surely, 2^{22628767334388} is an apocalyptic number.

It is an amenable number.

22628767334388 is an abundant number, since it is smaller than the sum of its proper divisors (30367974013932).

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

22628767334388 is a wasteful number, since it uses less digits than its factorization.

22628767334388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7010151247 (or 7010151245 counting only the distinct ones).

The product of its digits is 780337152, while the sum is 69.

The spelling of 22628767334388 in words is "twenty-two trillion, six hundred twenty-eight billion, seven hundred sixty-seven million, three hundred thirty-four thousand, three hundred eighty-eight".