6422565160261 has 4 divisors (see below), whose sum is σ = 6461967400672. Its totient is φ = 6383162919852.

The previous prime is 6422565160229. The next prime is 6422565160303. The reversal of 6422565160261 is 1620615652246.

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 6422565160261 - 2⁵ = 6422565160229 is a prime.

It is a super-2 number, since 2×6422565160261² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6422565160861) 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, 19701119961 + ... + 19701120286.

It is an arithmetic number, because the mean of its divisors is an integer number (1615491850168).

Almost surely, 2^{6422565160261} is an apocalyptic number.

It is an amenable number.

6422565160261 is a deficient number, since it is larger than the sum of its proper divisors (39402240411).

6422565160261 is a wasteful number, since it uses less digits than its factorization.

6422565160261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39402240410.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 6422565160261 in words is "six trillion, four hundred twenty-two billion, five hundred sixty-five million, one hundred sixty thousand, two hundred sixty-one".