22854251377 has 2 divisors, whose sum is σ = 22854251378. Its totient is φ = 22854251376.

The previous prime is 22854251363. The next prime is 22854251491. The reversal of 22854251377 is 77315245822.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22358921841 + 495329536 = 149529^2 + 22256^2 .

It is a cyclic number.

It is not a de Polignac number, because 22854251377 - 2³¹ = 20706767729 is a prime.

It is a super-2 number, since 2×22854251377² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22854251347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11427125688 + 11427125689.

It is an arithmetic number, because the mean of its divisors is an integer number (11427125689).

Almost surely, 2^22854251377 is an apocalyptic number.

It is an amenable number.

22854251377 is a deficient number, since it is larger than the sum of its proper divisors (1).

22854251377 is an equidigital number, since it uses as much as digits as its factorization.

22854251377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 940800, while the sum is 46.

The spelling of 22854251377 in words is "twenty-two billion, eight hundred fifty-four million, two hundred fifty-one thousand, three hundred seventy-seven".