26220644890030 has 16 divisors (see below), whose sum is σ = 48201355713600. Its totient is φ = 10265103531232.

The previous prime is 26220644890021. The next prime is 26220644890043. The reversal of 26220644890030 is 3009844602262.

It is a super-4 number, since 4×26220644890030⁴ (a number of 55 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27894302605 + ... + 27894303544.

It is an arithmetic number, because the mean of its divisors is an integer number (3012584732100).

Almost surely, 2^{26220644890030} is an apocalyptic number.

26220644890030 is a deficient number, since it is larger than the sum of its proper divisors (21980710823570).

26220644890030 is a wasteful number, since it uses less digits than its factorization.

26220644890030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55788606203.

The product of its (nonzero) digits is 995328, while the sum is 46.

The spelling of 26220644890030 in words is "twenty-six trillion, two hundred twenty billion, six hundred forty-four million, eight hundred ninety thousand, thirty".