22455686246401 has 4 divisors (see below), whose sum is σ = 22455761040832. Its totient is φ = 22455611451972.

The previous prime is 22455686246363. The next prime is 22455686246407. The reversal of 22455686246401 is 10464268655422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22455686246401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22455686246407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36945045 + ... + 37547938.

It is an arithmetic number, because the mean of its divisors is an integer number (5613940260208).

Almost surely, 2^{22455686246401} is an apocalyptic number.

It is an amenable number.

22455686246401 is a deficient number, since it is larger than the sum of its proper divisors (74794431).

22455686246401 is an equidigital number, since it uses as much as digits as its factorization.

22455686246401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74794430.

The product of its (nonzero) digits is 22118400, while the sum is 55.

The spelling of 22455686246401 in words is "twenty-two trillion, four hundred fifty-five billion, six hundred eighty-six million, two hundred forty-six thousand, four hundred one".