3256402026506 has 8 divisors (see below), whose sum is σ = 4898209177440. Its totient is φ = 1623665634028.

The previous prime is 3256402026481. The next prime is 3256402026539. The reversal of 3256402026506 is 6056202046523.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2267688716 + ... + 2267690151.

It is an arithmetic number, because the mean of its divisors is an integer number (612276147180).

Almost surely, 2^{3256402026506} is an apocalyptic number.

3256402026506 is a deficient number, since it is larger than the sum of its proper divisors (1641807150934).

3256402026506 is a wasteful number, since it uses less digits than its factorization.

3256402026506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4535379228.

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 3256402026506 in words is "three trillion, two hundred fifty-six billion, four hundred two million, twenty-six thousand, five hundred six".