1004255315256 has 32 divisors (see below), whose sum is σ = 2510665727760. Its totient is φ = 334748113152.

The previous prime is 1004255315213. The next prime is 1004255315257. The reversal of 1004255315256 is 6525135524001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004255315257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2869926 + ... + 3200778.

Almost surely, 2^{1004255315256} is an apocalyptic number.

It is an amenable number.

1004255315256 is an abundant number, since it is smaller than the sum of its proper divisors (1506410412504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1004255315256 is a wasteful number, since it uses less digits than its factorization.

1004255315256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457335 (or 457331 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 1004255315256 in words is "one trillion, four billion, two hundred fifty-five million, three hundred fifteen thousand, two hundred fifty-six".