22455686246407 has 2 divisors, whose sum is σ = 22455686246408. Its totient is φ = 22455686246406.

The previous prime is 22455686246363. The next prime is 22455686246417. The reversal of 22455686246407 is 70464268655422.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22455686246407 - 2²³ = 22455677857799 is a prime.

It is a super-2 number, since 2×22455686246407² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22455686246417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11227843123203 + 11227843123204.

It is an arithmetic number, because the mean of its divisors is an integer number (11227843123204).

Almost surely, 2^{22455686246407} is an apocalyptic number.

22455686246407 is a deficient number, since it is larger than the sum of its proper divisors (1).

22455686246407 is an equidigital number, since it uses as much as digits as its factorization.

22455686246407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 154828800, while the sum is 61.

The spelling of 22455686246407 in words is "twenty-two trillion, four hundred fifty-five billion, six hundred eighty-six million, two hundred forty-six thousand, four hundred seven".