26339444460 has 384 divisors, whose sum is σ = 96311255040. Its totient is φ = 5850931968.

The previous prime is 26339444437. The next prime is 26339444471. The reversal of 26339444460 is 6444493362.

It is a happy number.

26339444460 is a `hidden beast` number, since 2 + 63 + 3 + 94 + 44 + 460 = 666.

It is a super-2 number, since 2×26339444460² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 56401147 + ... + 56401613.

It is an arithmetic number, because the mean of its divisors is an integer number (250810560).

Almost surely, 2^26339444460 is an apocalyptic number.

26339444460 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 26339444460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48155627520).

26339444460 is an abundant number, since it is smaller than the sum of its proper divisors (69971810580).

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

26339444460 is a wasteful number, since it uses less digits than its factorization.

26339444460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882 (or 874 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 45.

The spelling of 26339444460 in words is "twenty-six billion, three hundred thirty-nine million, four hundred forty-four thousand, four hundred sixty".