22514175157 has 4 divisors (see below), whose sum is σ = 22541334220. Its totient is φ = 22487016096.

The previous prime is 22514175119. The next prime is 22514175169. The reversal of 22514175157 is 75157141522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19250452516 + 3263722641 = 138746^2 + 57129^2 .

It is a cyclic number.

It is not a de Polignac number, because 22514175157 - 2¹⁹ = 22513650869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22514185157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13578288 + ... + 13579945.

It is an arithmetic number, because the mean of its divisors is an integer number (5635333555).

Almost surely, 2^22514175157 is an apocalyptic number.

It is an amenable number.

22514175157 is a deficient number, since it is larger than the sum of its proper divisors (27159063).

22514175157 is an equidigital number, since it uses as much as digits as its factorization.

22514175157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27159062.

The product of its digits is 98000, while the sum is 40.

The spelling of 22514175157 in words is "twenty-two billion, five hundred fourteen million, one hundred seventy-five thousand, one hundred fifty-seven".