1373252508585 has 12 divisors (see below), whose sum is σ = 2380304348292. Its totient is φ = 732401337888.

The previous prime is 1373252508583. The next prime is 1373252508611. The reversal of 1373252508585 is 5858052523731.

1373252508585 is a `hidden beast` number, since 1 + 3 + 7 + 3 + 2 + 5 + 2 + 50 + 8 + 585 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 395283808656 + 977968699929 = 628716^2 + 988923^2 .

It is not a de Polignac number, because 1373252508585 - 2¹ = 1373252508583 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1373252508583) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15258361162 + ... + 15258361251.

It is an arithmetic number, because the mean of its divisors is an integer number (198358695691).

Almost surely, 2^{1373252508585} is an apocalyptic number.

1373252508585 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1373252508585 is a deficient number, since it is larger than the sum of its proper divisors (1007051839707).

1373252508585 is a wasteful number, since it uses less digits than its factorization.

1373252508585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30516722424 (or 30516722421 counting only the distinct ones).

The product of its (nonzero) digits is 10080000, while the sum is 54.

The spelling of 1373252508585 in words is "one trillion, three hundred seventy-three billion, two hundred fifty-two million, five hundred eight thousand, five hundred eighty-five".