26250001250 has 40 divisors (see below), whose sum is σ = 53676030672. Its totient is φ = 9545450000.

The previous prime is 26250001237. The next prime is 26250001319. The reversal of 26250001250 is 5210005262.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 940796 + ... + 968295.

Almost surely, 2^26250001250 is an apocalyptic number.

26250001250 is an abundant number, since it is smaller than the sum of its proper divisors (27426029422).

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

26250001250 is a wasteful number, since it uses less digits than its factorization.

26250001250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1909124 (or 1909109 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The spelling of 26250001250 in words is "twenty-six billion, two hundred fifty million, one thousand, two hundred fifty".