26296239720 has 32 divisors (see below), whose sum is σ = 78888719520. Its totient is φ = 7012330560.

The previous prime is 26296239719. The next prime is 26296239731. The reversal of 26296239720 is 2793269262.

It is a self number, because there is not a number n which added to its sum of digits gives 26296239720.

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, 109567546 + ... + 109567785.

It is an arithmetic number, because the mean of its divisors is an integer number (2465272485).

Almost surely, 2^26296239720 is an apocalyptic number.

26296239720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26296239720 is an abundant number, since it is smaller than the sum of its proper divisors (52592479800).

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

26296239720 is a wasteful number, since it uses less digits than its factorization.

26296239720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219135345 (or 219135341 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 48.

The spelling of 26296239720 in words is "twenty-six billion, two hundred ninety-six million, two hundred thirty-nine thousand, seven hundred twenty".