26195708516 has 6 divisors (see below), whose sum is σ = 45842489910. Its totient is φ = 13097854256.

The previous prime is 26195708507. The next prime is 26195708521. The reversal of 26195708516 is 61580759162.

It can be written as a sum of positive squares in only one way, i.e., 22912876900 + 3282831616 = 151370^2 + 57296^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3274463561 + ... + 3274463568.

It is an arithmetic number, because the mean of its divisors is an integer number (7640414985).

Almost surely, 2^26195708516 is an apocalyptic number.

It is an amenable number.

26195708516 is a deficient number, since it is larger than the sum of its proper divisors (19646781394).

26195708516 is a wasteful number, since it uses less digits than its factorization.

26195708516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6548927133 (or 6548927131 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 50.

The spelling of 26195708516 in words is "twenty-six billion, one hundred ninety-five million, seven hundred eight thousand, five hundred sixteen".