5256286280000 has 140 divisors (see below), whose sum is σ = 14895865572192. Its totient is φ = 1802155200000.

The previous prime is 5256286279967. The next prime is 5256286280027. The reversal of 5256286280000 is 826826525.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (140).

It is a congruent 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, 9106226 + ... + 9666225.

Almost surely, 2^{5256286280000} is an apocalyptic number.

5256286280000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5256286280000 is an abundant number, since it is smaller than the sum of its proper divisors (9639579292192).

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

5256286280000 is an equidigital number, since it uses as much as digits as its factorization.

5256286280000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18772490 (or 18772465 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 44.

The spelling of 5256286280000 in words is "five trillion, two hundred fifty-six billion, two hundred eighty-six million, two hundred eighty thousand".