26104090320 has 560 divisors, whose sum is σ = 113469558912. Its totient is φ = 5423293440.

The previous prime is 26104090277. The next prime is 26104090343. The reversal of 26104090320 is 2309040162.

26104090320 is a `hidden beast` number, since 2 + 610 + 40 + 9 + 0 + 3 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (560).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 4487734 + ... + 4493546.

Almost surely, 2^26104090320 is an apocalyptic number.

26104090320 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 26104090320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56734779456).

26104090320 is an abundant number, since it is smaller than the sum of its proper divisors (87365468592).

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

26104090320 is a wasteful number, since it uses less digits than its factorization.

26104090320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5862 (or 5841 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The spelling of 26104090320 in words is "twenty-six billion, one hundred four million, ninety thousand, three hundred twenty".