26305097052 has 48 divisors (see below), whose sum is σ = 67506388992. Its totient is φ = 7921663680.

The previous prime is 26305097041. The next prime is 26305097069. The reversal of 26305097052 is 25079050362.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 26305097052.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1786524 + ... + 1801187.

It is an arithmetic number, because the mean of its divisors is an integer number (1406383104).

Almost surely, 2^26305097052 is an apocalyptic number.

It is an amenable number.

26305097052 is an abundant number, since it is smaller than the sum of its proper divisors (41201291940).

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

26305097052 is a wasteful number, since it uses less digits than its factorization.

26305097052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3587778 (or 3587776 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 39.

The spelling of 26305097052 in words is "twenty-six billion, three hundred five million, ninety-seven thousand, fifty-two".