6256478273378 has 64 divisors (see below), whose sum is σ = 9758724877440. Its totient is φ = 3006235814400.

The previous prime is 6256478273323. The next prime is 6256478273389. The reversal of 6256478273378 is 8733728746526.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2796815276 + ... + 2796817512.

It is an arithmetic number, because the mean of its divisors is an integer number (152480076210).

Almost surely, 2^{6256478273378} is an apocalyptic number.

6256478273378 is a deficient number, since it is larger than the sum of its proper divisors (3502246604062).

6256478273378 is a wasteful number, since it uses less digits than its factorization.

6256478273378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4083.

The product of its digits is 568995840, while the sum is 68.

The spelling of 6256478273378 in words is "six trillion, two hundred fifty-six billion, four hundred seventy-eight million, two hundred seventy-three thousand, three hundred seventy-eight".