73109358252865 has 32 divisors (see below), whose sum is σ = 95735103704064. Its totient is φ = 53154718832640.

The previous prime is 73109358252851. The next prime is 73109358252881. The reversal of 73109358252865 is 56825285390137.

It is not a de Polignac number, because 73109358252865 - 2³¹ = 73107210769217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73109358252797 and 73109358252806.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4754454057 + ... + 4754469433.

It is an arithmetic number, because the mean of its divisors is an integer number (2991721990752).

Almost surely, 2^{73109358252865} is an apocalyptic number.

It is an amenable number.

73109358252865 is a deficient number, since it is larger than the sum of its proper divisors (22625745451199).

73109358252865 is a wasteful number, since it uses less digits than its factorization.

73109358252865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35337.

The product of its (nonzero) digits is 108864000, while the sum is 64.

The spelling of 73109358252865 in words is "seventy-three trillion, one hundred nine billion, three hundred fifty-eight million, two hundred fifty-two thousand, eight hundred sixty-five".