3256403188492 has 24 divisors (see below), whose sum is σ = 5838239477952. Its totient is φ = 1588342128000.

The previous prime is 3256403188457. The next prime is 3256403188501. The reversal of 3256403188492 is 2948813046523.

It is a happy number.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

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 7 ways as a sum of consecutive naturals, for example, 865117 + ... + 2694667.

It is an arithmetic number, because the mean of its divisors is an integer number (243259978248).

Almost surely, 2^{3256403188492} is an apocalyptic number.

It is an amenable number.

3256403188492 is a deficient number, since it is larger than the sum of its proper divisors (2581836289460).

3256403188492 is a wasteful number, since it uses less digits than its factorization.

3256403188492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1840449 (or 1840447 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 55.

The spelling of 3256403188492 in words is "three trillion, two hundred fifty-six billion, four hundred three million, one hundred eighty-eight thousand, four hundred ninety-two".