1597853185400 has 48 divisors (see below), whose sum is σ = 3765899220000. Its totient is φ = 630385908480.

The previous prime is 1597853185337. The next prime is 1597853185417. The reversal of 1597853185400 is 45813587951.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54706400 + ... + 54735599.

It is an arithmetic number, because the mean of its divisors is an integer number (78456233750).

Almost surely, 2^{1597853185400} is an apocalyptic number.

1597853185400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1597853185400 is an abundant number, since it is smaller than the sum of its proper divisors (2168046034600).

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

1597853185400 is a wasteful number, since it uses less digits than its factorization.

1597853185400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109442088 (or 109442079 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 56.

The spelling of 1597853185400 in words is "one trillion, five hundred ninety-seven billion, eight hundred fifty-three million, one hundred eighty-five thousand, four hundred".