73134620164 has 12 divisors (see below), whose sum is σ = 129118201884. Its totient is φ = 36243705344.

The previous prime is 73134620123. The next prime is 73134620171. The reversal of 73134620164 is 46102643137.

It can be written as a sum of positive squares in 2 ways, for example, as 622901764 + 72511718400 = 24958^2 + 269280^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80900677 + ... + 80901580.

It is an arithmetic number, because the mean of its divisors is an integer number (10759850157).

Almost surely, 2^73134620164 is an apocalyptic number.

It is an amenable number.

73134620164 is a deficient number, since it is larger than the sum of its proper divisors (55983581720).

73134620164 is a wasteful number, since it uses less digits than its factorization.

73134620164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161802374 (or 161802372 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 73134620164 in words is "seventy-three billion, one hundred thirty-four million, six hundred twenty thousand, one hundred sixty-four".