1304253505236 has 96 divisors (see below), whose sum is σ = 3326397096960. Its totient is φ = 394457817600.

The previous prime is 1304253505231. The next prime is 1304253505237. The reversal of 1304253505236 is 6325053524031.

It is a junction number, because it is equal to n+sod(n) for n = 1304253505194 and 1304253505203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304253505231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169666185 + ... + 169673871.

It is an arithmetic number, because the mean of its divisors is an integer number (34649969760).

Almost surely, 2^{1304253505236} is an apocalyptic number.

It is an amenable number.

1304253505236 is an abundant number, since it is smaller than the sum of its proper divisors (2022143591724).

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

1304253505236 is a wasteful number, since it uses less digits than its factorization.

1304253505236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10045 (or 10043 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 39.

The spelling of 1304253505236 in words is "one trillion, three hundred four billion, two hundred fifty-three million, five hundred five thousand, two hundred thirty-six".