22979969661069 has 48 divisors (see below), whose sum is σ = 34938486692928. Its totient is φ = 15090440061312.

The previous prime is 22979969661067. The next prime is 22979969661073. The reversal of 22979969661069 is 96016696997922.

It is not a de Polignac number, because 22979969661069 - 2¹ = 22979969661067 is a prime.

It is a super-2 number, since 2×22979969661069² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22979969661067) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 392945259 + ... + 393003735.

It is an arithmetic number, because the mean of its divisors is an integer number (727885139436).

Almost surely, 2^{22979969661069} is an apocalyptic number.

It is an amenable number.

22979969661069 is a deficient number, since it is larger than the sum of its proper divisors (11958517031859).

22979969661069 is an equidigital number, since it uses as much as digits as its factorization.

22979969661069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82696 (or 82684 counting only the distinct ones).

The product of its (nonzero) digits is 2142770112, while the sum is 81.

The spelling of 22979969661069 in words is "twenty-two trillion, nine hundred seventy-nine billion, nine hundred sixty-nine million, six hundred sixty-one thousand, sixty-nine".