26355075630 has 128 divisors (see below), whose sum is σ = 71812694016. Its totient is φ = 6144422400.

The previous prime is 26355075613. The next prime is 26355075641. The reversal of 26355075630 is 3657055362.

It is a super-2 number, since 2×26355075630² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 545040 + ... + 591420.

It is an arithmetic number, because the mean of its divisors is an integer number (561036672).

Almost surely, 2^26355075630 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26355075630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35906347008).

26355075630 is an abundant number, since it is smaller than the sum of its proper divisors (45457618386).

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

26355075630 is a wasteful number, since it uses less digits than its factorization.

26355075630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46482.

The product of its (nonzero) digits is 567000, while the sum is 42.

The spelling of 26355075630 in words is "twenty-six billion, three hundred fifty-five million, seventy-five thousand, six hundred thirty".