26622881384 has 16 divisors (see below), whose sum is σ = 54455893920. Its totient is φ = 12101309680.

The previous prime is 26622881371. The next prime is 26622881387. The reversal of 26622881384 is 48318822662.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (26622881387) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151266284 + ... + 151266459.

It is an arithmetic number, because the mean of its divisors is an integer number (3403493370).

Almost surely, 2^26622881384 is an apocalyptic number.

It is an amenable number.

26622881384 is an abundant number, since it is smaller than the sum of its proper divisors (27833012536).

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

26622881384 is a wasteful number, since it uses less digits than its factorization.

26622881384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302532760 (or 302532756 counting only the distinct ones).

The product of its digits is 1769472, while the sum is 50.

The spelling of 26622881384 in words is "twenty-six billion, six hundred twenty-two million, eight hundred eighty-one thousand, three hundred eighty-four".