73103264639 has 8 divisors (see below), whose sum is σ = 73690767360. Its totient is φ = 72515947896.

The previous prime is 73103264569. The next prime is 73103264657. The reversal of 73103264639 is 93646230137.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 73103264639 - 2²⁰ = 73102216063 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73103264639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73103264669) 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 7 ways as a sum of consecutive naturals, for example, 805142 + ... + 891324.

It is an arithmetic number, because the mean of its divisors is an integer number (9211345920).

Almost surely, 2^73103264639 is an apocalyptic number.

73103264639 is a deficient number, since it is larger than the sum of its proper divisors (587502721).

73103264639 is a wasteful number, since it uses less digits than its factorization.

73103264639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92989.

The product of its (nonzero) digits is 489888, while the sum is 44.

The spelling of 73103264639 in words is "seventy-three billion, one hundred three million, two hundred sixty-four thousand, six hundred thirty-nine".