6256478273464 has 16 divisors (see below), whose sum is σ = 11731318382520. Its totient is φ = 3128126704800.

The previous prime is 6256478273447. The next prime is 6256478273483. The reversal of 6256478273464 is 4643728746526.

It is a junction number, because it is equal to n+sod(n) for n = 6256478273396 and 6256478273405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13817259 + ... + 14262874.

Almost surely, 2^{6256478273464} is an apocalyptic number.

It is an amenable number.

6256478273464 is a deficient number, since it is larger than the sum of its proper divisors (5474840109056).

6256478273464 is a wasteful number, since it uses less digits than its factorization.

6256478273464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28107990 (or 28107986 counting only the distinct ones).

The product of its digits is 325140480, while the sum is 64.

The spelling of 6256478273464 in words is "six trillion, two hundred fifty-six billion, four hundred seventy-eight million, two hundred seventy-three thousand, four hundred sixty-four".