6255342742745 has 4 divisors (see below), whose sum is σ = 7506411291300. Its totient is φ = 5004274194192.

The previous prime is 6255342742739. The next prime is 6255342742751. The reversal of 6255342742745 is 5472472435526.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (6255342742739) and next prime (6255342742751).

It can be written as a sum of positive squares in 2 ways, for example, as 2526662844304 + 3728679898441 = 1589548^2 + 1930979^2 .

It is a cyclic number.

It is not a de Polignac number, because 6255342742745 - 2¹⁰ = 6255342741721 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 625534274270 + ... + 625534274279.

It is an arithmetic number, because the mean of its divisors is an integer number (1876602822825).

Almost surely, 2^{6255342742745} is an apocalyptic number.

It is an amenable number.

6255342742745 is a deficient number, since it is larger than the sum of its proper divisors (1251068548555).

6255342742745 is a wasteful number, since it uses less digits than its factorization.

6255342742745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251068548554.

The product of its digits is 56448000, while the sum is 56.

The spelling of 6255342742745 in words is "six trillion, two hundred fifty-five billion, three hundred forty-two million, seven hundred forty-two thousand, seven hundred forty-five".