1004255315240 has 16 divisors (see below), whose sum is σ = 2259574459380. Its totient is φ = 401702126080.

The previous prime is 1004255315213. The next prime is 1004255315257. The reversal of 1004255315240 is 425135524001.

It can be written as a sum of positive squares in 2 ways, for example, as 972554937124 + 31700378116 = 986182^2 + 178046^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1004255315197 and 1004255315206.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12553191401 + ... + 12553191480.

Almost surely, 2^{1004255315240} is an apocalyptic number.

1004255315240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1004255315240 is an abundant number, since it is smaller than the sum of its proper divisors (1255319144140).

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

1004255315240 is a wasteful number, since it uses less digits than its factorization.

1004255315240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25106382892 (or 25106382888 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The spelling of 1004255315240 in words is "one trillion, four billion, two hundred fifty-five million, three hundred fifteen thousand, two hundred forty".