73199199124 has 6 divisors (see below), whose sum is σ = 128098598474. Its totient is φ = 36599599560.

The previous prime is 73199199119. The next prime is 73199199127. The reversal of 73199199124 is 42199199137.

It can be written as a sum of positive squares in only one way, i.e., 61172128900 + 12027070224 = 247330^2 + 109668^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73199199127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9149899887 + ... + 9149899894.

Almost surely, 2^73199199124 is an apocalyptic number.

It is an amenable number.

73199199124 is a deficient number, since it is larger than the sum of its proper divisors (54899399350).

73199199124 is a wasteful number, since it uses less digits than its factorization.

73199199124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18299799785 (or 18299799783 counting only the distinct ones).

The product of its digits is 1102248, while the sum is 55.

The spelling of 73199199124 in words is "seventy-three billion, one hundred ninety-nine million, one hundred ninety-nine thousand, one hundred twenty-four".