2261340431622 has 24 divisors (see below), whose sum is σ = 4901077232064. Its totient is φ = 753548405904.

The previous prime is 2261340431621. The next prime is 2261340431671.

2261340431622 is a `hidden beast` number, since 2 + 2 + 613 + 4 + 0 + 4 + 3 + 16 + 22 = 666.

2261340431622 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×2261340431622² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2261340431621) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19251318 + ... + 19368425.

It is an arithmetic number, because the mean of its divisors is an integer number (204211551336).

Almost surely, 2^{2261340431622} is an apocalyptic number.

2261340431622 is an abundant number, since it is smaller than the sum of its proper divisors (2639736800442).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2261340431622 is a wasteful number, since it uses less digits than its factorization.

2261340431622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38623004 (or 38623001 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

It can be divided in two parts, 2261340 and 431622, that added together give a palindrome (2692962).

The spelling of 2261340431622 in words is "two trillion, two hundred sixty-one billion, three hundred forty million, four hundred thirty-one thousand, six hundred twenty-two".