22309937197128 has 64 divisors (see below), whose sum is σ = 70825197456000. Its totient is φ = 6374267770176.

The previous prime is 22309937197103. The next prime is 22309937197159. The reversal of 22309937197128 is 82179173990322.

22309937197128 is a `hidden beast` number, since 2 + 230 + 9 + 9 + 371 + 9 + 7 + 1 + 28 = 666.

It is a super-3 number, since 3×22309937197128³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

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, 7377623223 + ... + 7377626246.

It is an arithmetic number, because the mean of its divisors is an integer number (1106643710250).

Almost surely, 2^{22309937197128} is an apocalyptic number.

22309937197128 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22309937197128 is an abundant number, since it is smaller than the sum of its proper divisors (48515260258872).

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

22309937197128 is a wasteful number, since it uses less digits than its factorization.

22309937197128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14755249491 (or 14755249481 counting only the distinct ones).

The product of its (nonzero) digits is 20575296, while the sum is 63.

The spelling of 22309937197128 in words is "twenty-two trillion, three hundred nine billion, nine hundred thirty-seven million, one hundred ninety-seven thousand, one hundred twenty-eight".