22747542325 has 24 divisors (see below), whose sum is σ = 30226065408. Its totient is φ = 16921178880.

The previous prime is 22747542313. The next prime is 22747542329. The reversal of 22747542325 is 52324574722.

It is not a de Polignac number, because 22747542325 - 2¹³ = 22747534133 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 (22747542329) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 287157 + ... + 357706.

It is an arithmetic number, because the mean of its divisors is an integer number (1259419392).

Almost surely, 2^22747542325 is an apocalyptic number.

22747542325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22747542325 is a deficient number, since it is larger than the sum of its proper divisors (7478523083).

22747542325 is a wasteful number, since it uses less digits than its factorization.

22747542325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644973 (or 644968 counting only the distinct ones).

The product of its digits is 940800, while the sum is 43.

The spelling of 22747542325 in words is "twenty-two billion, seven hundred forty-seven million, five hundred forty-two thousand, three hundred twenty-five".