22953477109 has 2 divisors, whose sum is σ = 22953477110. Its totient is φ = 22953477108.

The previous prime is 22953477101. The next prime is 22953477191. The reversal of 22953477109 is 90177435922.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13741700625 + 9211776484 = 117225^2 + 95978^2 .

It is a cyclic number.

It is not a de Polignac number, because 22953477109 - 2³ = 22953477101 is a prime.

It is a super-2 number, since 2×22953477109² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22953477101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11476738554 + 11476738555.

It is an arithmetic number, because the mean of its divisors is an integer number (11476738555).

Almost surely, 2^22953477109 is an apocalyptic number.

It is an amenable number.

22953477109 is a deficient number, since it is larger than the sum of its proper divisors (1).

22953477109 is an equidigital number, since it uses as much as digits as its factorization.

22953477109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 952560, while the sum is 49.

The spelling of 22953477109 in words is "twenty-two billion, nine hundred fifty-three million, four hundred seventy-seven thousand, one hundred nine".