22396997165170 has 32 divisors (see below), whose sum is σ = 41774322712320. Its totient is φ = 8639689443840.

The previous prime is 22396997165167. The next prime is 22396997165171. The reversal of 22396997165170 is 7156179969322.

It is a super-2 number, since 2×22396997165170² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22396997165096 and 22396997165105.

It is not an unprimeable number, because it can be changed into a prime (22396997165171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 329624511 + ... + 329692450.

It is an arithmetic number, because the mean of its divisors is an integer number (1305447584760).

Almost surely, 2^{22396997165170} is an apocalyptic number.

22396997165170 is a deficient number, since it is larger than the sum of its proper divisors (19377325547150).

22396997165170 is a wasteful number, since it uses less digits than its factorization.

22396997165170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659317090.

The product of its (nonzero) digits is 77157360, while the sum is 67.

The spelling of 22396997165170 in words is "twenty-two trillion, three hundred ninety-six billion, nine hundred ninety-seven million, one hundred sixty-five thousand, one hundred seventy".