22625422151 has 4 divisors (see below), whose sum is σ = 22756205112. Its totient is φ = 22494639192.

The previous prime is 22625422109. The next prime is 22625422153. The reversal of 22625422151 is 15122452622.

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

It is a cyclic number.

It is not a de Polignac number, because 22625422151 - 2¹⁰ = 22625421127 is a prime.

It is a super-2 number, since 2×22625422151² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22625422153) 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, 65391221 + ... + 65391566.

It is an arithmetic number, because the mean of its divisors is an integer number (5689051278).

Almost surely, 2^22625422151 is an apocalyptic number.

22625422151 is a deficient number, since it is larger than the sum of its proper divisors (130782961).

22625422151 is a wasteful number, since it uses less digits than its factorization.

22625422151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130782960.

The product of its digits is 19200, while the sum is 32.

Adding to 22625422151 its reverse (15122452622), we get a palindrome (37747874773).

The spelling of 22625422151 in words is "twenty-two billion, six hundred twenty-five million, four hundred twenty-two thousand, one hundred fifty-one".