22261464534 has 16 divisors (see below), whose sum is σ = 45150013440. Its totient is φ = 7315974120.

The previous prime is 22261464473. The next prime is 22261464539. The reversal of 22261464534 is 43546416222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22261464492 and 22261464501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22261464539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26128054 + ... + 26128905.

It is an arithmetic number, because the mean of its divisors is an integer number (2821875840).

Almost surely, 2^22261464534 is an apocalyptic number.

22261464534 is an abundant number, since it is smaller than the sum of its proper divisors (22888548906).

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

22261464534 is a wasteful number, since it uses less digits than its factorization.

22261464534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52257035.

The product of its digits is 276480, while the sum is 39.

The spelling of 22261464534 in words is "twenty-two billion, two hundred sixty-one million, four hundred sixty-four thousand, five hundred thirty-four".