26222565436 has 24 divisors (see below), whose sum is σ = 46138143744. Its totient is φ = 13040400240.

The previous prime is 26222565431. The next prime is 26222565449. The reversal of 26222565436 is 63456522262.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 26222565392 and 26222565401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26222565431) 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, 644061 + ... + 683563.

It is an arithmetic number, because the mean of its divisors is an integer number (1922422656).

Almost surely, 2^26222565436 is an apocalyptic number.

It is an amenable number.

26222565436 is a deficient number, since it is larger than the sum of its proper divisors (19915578308).

26222565436 is a wasteful number, since it uses less digits than its factorization.

26222565436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40401 (or 40399 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 43.

The spelling of 26222565436 in words is "twenty-six billion, two hundred twenty-two million, five hundred sixty-five thousand, four hundred thirty-six".