26222706756 has 36 divisors (see below), whose sum is σ = 67535844012. Its totient is φ = 8575978944.

The previous prime is 26222706707. The next prime is 26222706833. The reversal of 26222706756 is 65760722262.

It can be written as a sum of positive squares in 2 ways, for example, as 21048206400 + 5174500356 = 145080^2 + 71934^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×26222706756² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6869871 + ... + 6873686.

It is an arithmetic number, because the mean of its divisors is an integer number (1875995667).

Almost surely, 2^26222706756 is an apocalyptic number.

It is an amenable number.

26222706756 is an abundant number, since it is smaller than the sum of its proper divisors (41313137256).

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

26222706756 is a wasteful number, since it uses less digits than its factorization.

26222706756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13743620 (or 13743615 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The spelling of 26222706756 in words is "twenty-six billion, two hundred twenty-two million, seven hundred six thousand, seven hundred fifty-six".