256500424102704 has 80 divisors (see below), whose sum is σ = 678797067957120. Its totient is φ = 83413621803520.

The previous prime is 256500424102687. The next prime is 256500424102757. The reversal of 256500424102704 is 407201424005652.

It is a super-3 number, since 3×256500424102704³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148130587 + ... + 149852165.

It is an arithmetic number, because the mean of its divisors is an integer number (8484963349464).

Almost surely, 2^{256500424102704} is an apocalyptic number.

256500424102704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

256500424102704 is an abundant number, since it is smaller than the sum of its proper divisors (422296643854416).

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

256500424102704 is a wasteful number, since it uses less digits than its factorization.

256500424102704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1797338 (or 1797332 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 42.

The spelling of 256500424102704 in words is "two hundred fifty-six trillion, five hundred billion, four hundred twenty-four million, one hundred two thousand, seven hundred four".