26444530511700 has 144 divisors (see below), whose sum is σ = 87473244937344. Its totient is φ = 6042390566400.

The previous prime is 26444530511699. The next prime is 26444530511759. The reversal of 26444530511700 is 711503544462.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3967210 + ... + 8284190.

Almost surely, 2^{26444530511700} is an apocalyptic number.

26444530511700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26444530511700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43736622468672).

26444530511700 is an abundant number, since it is smaller than the sum of its proper divisors (61028714425644).

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

26444530511700 is a wasteful number, since it uses less digits than its factorization.

26444530511700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4319922 (or 4319915 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 26444530511700 in words is "twenty-six trillion, four hundred forty-four billion, five hundred thirty million, five hundred eleven thousand, seven hundred".