22261405052 has 24 divisors (see below), whose sum is σ = 40861660224. Its totient is φ = 10599446592.

The previous prime is 22261405039. The next prime is 22261405057. The reversal of 22261405052 is 25050416222.

It is a super-2 number, since 2×22261405052² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22261405057) 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, 1593203 + ... + 1607114.

It is an arithmetic number, because the mean of its divisors is an integer number (1702569176).

Almost surely, 2^22261405052 is an apocalyptic number.

It is an amenable number.

22261405052 is a deficient number, since it is larger than the sum of its proper divisors (18600255172).

22261405052 is a wasteful number, since it uses less digits than its factorization.

22261405052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3200405 (or 3200403 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The spelling of 22261405052 in words is "twenty-two billion, two hundred sixty-one million, four hundred five thousand, fifty-two".