422620276513 has 4 divisors (see below), whose sum is σ = 440995071168. Its totient is φ = 404245481860.

The previous prime is 422620276439. The next prime is 422620276541. The reversal of 422620276513 is 315672026224.

It is a happy number.

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 not a de Polignac number, because 422620276513 - 2²⁵ = 422586722081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422620246513) 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, 9187397293 + ... + 9187397338.

It is an arithmetic number, because the mean of its divisors is an integer number (110248767792).

Almost surely, 2^422620276513 is an apocalyptic number.

It is an amenable number.

422620276513 is a deficient number, since it is larger than the sum of its proper divisors (18374794655).

422620276513 is a wasteful number, since it uses less digits than its factorization.

422620276513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18374794654.

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 422620276513 in words is "four hundred twenty-two billion, six hundred twenty million, two hundred seventy-six thousand, five hundred thirteen".