36123129994240 has 88 divisors (see below), whose sum is σ = 88496865467712. Its totient is φ = 14141821009920.

The previous prime is 36123129994229. The next prime is 36123129994267. The reversal of 36123129994240 is 4249992132163.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74815731 + ... + 75297010.

Almost surely, 2^{36123129994240} is an apocalyptic number.

It is an amenable number.

36123129994240 is an abundant number, since it is smaller than the sum of its proper divisors (52373735473472).

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

36123129994240 is a wasteful number, since it uses less digits than its factorization.

36123129994240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150112813 (or 150112795 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 55.

The spelling of 36123129994240 in words is "thirty-six trillion, one hundred twenty-three billion, one hundred twenty-nine million, nine hundred ninety-four thousand, two hundred forty".