22762120457 has 2 divisors, whose sum is σ = 22762120458. Its totient is φ = 22762120456.

The previous prime is 22762120373. The next prime is 22762120531. The reversal of 22762120457 is 75402126722.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18653823241 + 4108297216 = 136579^2 + 64096^2 .

It is a cyclic number.

It is not a de Polignac number, because 22762120457 - 2¹² = 22762116361 is a prime.

It is a super-2 number, since 2×22762120457² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22762120457.

It is not a weakly prime, because it can be changed into another prime (22762129457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11381060228 + 11381060229.

It is an arithmetic number, because the mean of its divisors is an integer number (11381060229).

Almost surely, 2^22762120457 is an apocalyptic number.

It is an amenable number.

22762120457 is a deficient number, since it is larger than the sum of its proper divisors (1).

22762120457 is an equidigital number, since it uses as much as digits as its factorization.

22762120457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 94080, while the sum is 38.

The spelling of 22762120457 in words is "twenty-two billion, seven hundred sixty-two million, one hundred twenty thousand, four hundred fifty-seven".