22548340037 has 2 divisors, whose sum is σ = 22548340038. Its totient is φ = 22548340036.

The previous prime is 22548340013. The next prime is 22548340039. The reversal of 22548340037 is 73004384522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19720865761 + 2827474276 = 140431^2 + 53174^2 .

It is a cyclic number.

It is not a de Polignac number, because 22548340037 - 2¹² = 22548335941 is a prime.

It is a super-2 number, since 2×22548340037² (a number of 22 digits) contains 22 as substring.

Together with 22548340039, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22548340039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11274170018 + 11274170019.

It is an arithmetic number, because the mean of its divisors is an integer number (11274170019).

Almost surely, 2^22548340037 is an apocalyptic number.

It is an amenable number.

22548340037 is a deficient number, since it is larger than the sum of its proper divisors (1).

22548340037 is an equidigital number, since it uses as much as digits as its factorization.

22548340037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280, while the sum is 38.

The spelling of 22548340037 in words is "twenty-two billion, five hundred forty-eight million, three hundred forty thousand, thirty-seven".