26407855316 has 24 divisors (see below), whose sum is σ = 46567533096. Its totient is φ = 13102914560.

The previous prime is 26407855291. The next prime is 26407855349. The reversal of 26407855316 is 61355870462.

It can be written as a sum of positive squares in 4 ways, for example, as 19767235216 + 6640620100 = 140596^2 + 81490^2 .

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, 1955660 + ... + 1969116.

It is an arithmetic number, because the mean of its divisors is an integer number (1940313879).

Almost surely, 2^26407855316 is an apocalyptic number.

It is an amenable number.

26407855316 is a deficient number, since it is larger than the sum of its proper divisors (20159677780).

26407855316 is a wasteful number, since it uses less digits than its factorization.

26407855316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17179 (or 17177 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 47.

The spelling of 26407855316 in words is "twenty-six billion, four hundred seven million, eight hundred fifty-five thousand, three hundred sixteen".