73117750275 has 60 divisors (see below), whose sum is σ = 135493862064. Its totient is φ = 38980440000.

The previous prime is 73117750273. The next prime is 73117750289. The reversal of 73117750275 is 57205771137.

73117750275 is a `hidden beast` number, since 7 + 3 + 1 + 1 + 77 + 502 + 75 = 666.

It is not a de Polignac number, because 73117750275 - 2¹ = 73117750273 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 73117750275.

It is not an unprimeable number, because it can be changed into a prime (73117750273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 6435850 + ... + 6447200.

Almost surely, 2^73117750275 is an apocalyptic number.

73117750275 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

73117750275 is a deficient number, since it is larger than the sum of its proper divisors (62376111789).

73117750275 is a wasteful number, since it uses less digits than its factorization.

73117750275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14554 (or 14540 counting only the distinct ones).

The product of its (nonzero) digits is 360150, while the sum is 45.

The spelling of 73117750275 in words is "seventy-three billion, one hundred seventeen million, seven hundred fifty thousand, two hundred seventy-five".