22201025640463 has 4 divisors (see below), whose sum is σ = 22201517718688. Its totient is φ = 22200533562240.

The previous prime is 22201025640457. The next prime is 22201025640511. The reversal of 22201025640463 is 36404652010222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22201025640463 - 2²⁹ = 22200488769551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22201025640403) 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, 245971431 + ... + 246061672.

It is an arithmetic number, because the mean of its divisors is an integer number (5550379429672).

Almost surely, 2^{22201025640463} is an apocalyptic number.

22201025640463 is a deficient number, since it is larger than the sum of its proper divisors (492078225).

22201025640463 is an equidigital number, since it uses as much as digits as its factorization.

22201025640463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492078224.

The product of its (nonzero) digits is 138240, while the sum is 37.

Adding to 22201025640463 its reverse (36404652010222), we get a palindrome (58605677650685).

The spelling of 22201025640463 in words is "twenty-two trillion, two hundred one billion, twenty-five million, six hundred forty thousand, four hundred sixty-three".