120368550172287 has 32 divisors (see below), whose sum is σ = 178877446571520. Its totient is φ = 71549712599040.

The previous prime is 120368550172183. The next prime is 120368550172319. The reversal of 120368550172287 is 782271055863021.

It is not a de Polignac number, because 120368550172287 - 2³¹ = 120366402688639 is a prime.

It is a super-3 number, since 3×120368550172287³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120368550122287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 123469918 + ... + 124440980.

It is an arithmetic number, because the mean of its divisors is an integer number (5589920205360).

Almost surely, 2^{120368550172287} is an apocalyptic number.

120368550172287 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

120368550172287 is a deficient number, since it is larger than the sum of its proper divisors (58508896399233).

120368550172287 is a wasteful number, since it uses less digits than its factorization.

120368550172287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099023.

The product of its (nonzero) digits is 11289600, while the sum is 57.

The spelling of 120368550172287 in words is "one hundred twenty trillion, three hundred sixty-eight billion, five hundred fifty million, one hundred seventy-two thousand, two hundred eighty-seven".