2556485071750 has 32 divisors (see below), whose sum is σ = 4803399739008. Its totient is φ = 1018820592000.

The previous prime is 2556485071741. The next prime is 2556485071759. The reversal of 2556485071750 is 571705846552.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2556485071741) and next prime (2556485071759).

It is a junction number, because it is equal to n+sod(n) for n = 2556485071691 and 2556485071700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2556485071759) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18799299 + ... + 18934798.

It is an arithmetic number, because the mean of its divisors is an integer number (150106241844).

Almost surely, 2^{2556485071750} is an apocalyptic number.

2556485071750 is a deficient number, since it is larger than the sum of its proper divisors (2246914667258).

2556485071750 is a wasteful number, since it uses less digits than its factorization.

2556485071750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37734385 (or 37734375 counting only the distinct ones).

The product of its (nonzero) digits is 11760000, while the sum is 55.

The spelling of 2556485071750 in words is "two trillion, five hundred fifty-six billion, four hundred eighty-five million, seventy-one thousand, seven hundred fifty".