73705242195 has 128 divisors (see below), whose sum is σ = 142593696000. Its totient is φ = 35906457600.

The previous prime is 73705242179. The next prime is 73705242197. The reversal of 73705242195 is 59124250737.

It is a happy number.

73705242195 is a `hidden beast` number, since 7 + 37 + 0 + 524 + 2 + 1 + 95 = 666.

It is not a de Polignac number, because 73705242195 - 2⁴ = 73705242179 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 73705242195.

It is not an unprimeable number, because it can be changed into a prime (73705242197) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 136238625 + ... + 136239165.

It is an arithmetic number, because the mean of its divisors is an integer number (1114013250).

Almost surely, 2^73705242195 is an apocalyptic number.

73705242195 is a deficient number, since it is larger than the sum of its proper divisors (68888453805).

73705242195 is a wasteful number, since it uses less digits than its factorization.

73705242195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238 (or 1232 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 45.

The spelling of 73705242195 in words is "seventy-three billion, seven hundred five million, two hundred forty-two thousand, one hundred ninety-five".