613660232361500 has 48 divisors (see below), whose sum is σ = 1383467300656896. Its totient is φ = 237545896392000.

The previous prime is 613660232361461. The next prime is 613660232361541. The reversal of 613660232361500 is 5163232066316.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19795475867 + ... + 19795506866.

It is an arithmetic number, because the mean of its divisors is an integer number (28822235430352).

Almost surely, 2^{613660232361500} is an apocalyptic number.

It is an amenable number.

613660232361500 is an abundant number, since it is smaller than the sum of its proper divisors (769807068295396).

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

613660232361500 is a wasteful number, since it uses less digits than its factorization.

613660232361500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39590982783 (or 39590982771 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 44.

The spelling of 613660232361500 in words is "six hundred thirteen trillion, six hundred sixty billion, two hundred thirty-two million, three hundred sixty-one thousand, five hundred".