2626859251340 has 12 divisors (see below), whose sum is σ = 5516404427856. Its totient is φ = 1050743700528.

The previous prime is 2626859251321. The next prime is 2626859251397. The reversal of 2626859251340 is 431529586262.

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 3 ways as a sum of consecutive naturals, for example, 65671481264 + ... + 65671481303.

It is an arithmetic number, because the mean of its divisors is an integer number (459700368988).

Almost surely, 2^{2626859251340} is an apocalyptic number.

2626859251340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2626859251340 is an abundant number, since it is smaller than the sum of its proper divisors (2889545176516).

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

2626859251340 is a wasteful number, since it uses less digits than its factorization.

2626859251340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131342962576 (or 131342962574 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 53.

The spelling of 2626859251340 in words is "two trillion, six hundred twenty-six billion, eight hundred fifty-nine million, two hundred fifty-one thousand, three hundred forty".