1004255315238 has 32 divisors (see below), whose sum is σ = 2295493643520. Its totient is φ = 286923474720.

The previous prime is 1004255315213. The next prime is 1004255315257. The reversal of 1004255315238 is 8325135524001.

It is a junction number, because it is equal to n+sod(n) for n = 1004255315196 and 1004255315205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1741368 + ... + 2245188.

It is an arithmetic number, because the mean of its divisors is an integer number (71734176360).

Almost surely, 2^{1004255315238} is an apocalyptic number.

1004255315238 is an abundant number, since it is smaller than the sum of its proper divisors (1291238328282).

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

1004255315238 is a wasteful number, since it uses less digits than its factorization.

1004255315238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551292.

The product of its (nonzero) digits is 144000, while the sum is 39.

The spelling of 1004255315238 in words is "one trillion, four billion, two hundred fifty-five million, three hundred fifteen thousand, two hundred thirty-eight".