22645608131157 has 32 divisors (see below), whose sum is σ = 33358907904000. Its totient is φ = 13549707138240.

The previous prime is 22645608131149. The next prime is 22645608131191. The reversal of 22645608131157 is 75113180654622.

It is not a de Polignac number, because 22645608131157 - 2³ = 22645608131149 is a prime.

It is a super-2 number, since 2×22645608131157² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22645608131197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30180819 + ... + 30922047.

It is an arithmetic number, because the mean of its divisors is an integer number (1042465872000).

Almost surely, 2^{22645608131157} is an apocalyptic number.

It is an amenable number.

22645608131157 is a deficient number, since it is larger than the sum of its proper divisors (10713299772843).

22645608131157 is a wasteful number, since it uses less digits than its factorization.

22645608131157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753041.

The product of its (nonzero) digits is 2419200, while the sum is 51.

Adding to 22645608131157 its reverse (75113180654622), we get a palindrome (97758788785779).

The spelling of 22645608131157 in words is "twenty-two trillion, six hundred forty-five billion, six hundred eight million, one hundred thirty-one thousand, one hundred fifty-seven".