73463003873 has 18 divisors (see below), whose sum is σ = 90493480098. Its totient is φ = 59257961280.

The previous prime is 73463003849. The next prime is 73463003921. The reversal of 73463003873 is 37830036437.

It can be written as a sum of positive squares in only one way, i.e., 69141650704 + 4321353169 = 262948^2 + 65737^2 .

It is not a de Polignac number, because 73463003873 - 2¹² = 73462999777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73463003843) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 7818008 + ... + 7827398.

It is an arithmetic number, because the mean of its divisors is an integer number (5027415561).

Almost surely, 2^73463003873 is an apocalyptic number.

It is an amenable number.

73463003873 is a deficient number, since it is larger than the sum of its proper divisors (17030476225).

73463003873 is an frugal number, since it uses more digits than its factorization.

73463003873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18813 (or 9415 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 44.

The spelling of 73463003873 in words is "seventy-three billion, four hundred sixty-three million, three thousand, eight hundred seventy-three".