73050557087 has 4 divisors (see below), whose sum is σ = 73051120080. Its totient is φ = 73049994096.

The previous prime is 73050557051. The next prime is 73050557093. The reversal of 73050557087 is 78075505037.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 73050557087 - 2¹⁸ = 73050294943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73050557017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22739 + ... + 382907.

It is an arithmetic number, because the mean of its divisors is an integer number (18262780020).

Almost surely, 2^73050557087 is an apocalyptic number.

73050557087 is a deficient number, since it is larger than the sum of its proper divisors (562993).

73050557087 is a wasteful number, since it uses less digits than its factorization.

73050557087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562992.

The product of its (nonzero) digits is 1029000, while the sum is 47.

The spelling of 73050557087 in words is "seventy-three billion, fifty million, five hundred fifty-seven thousand, eighty-seven".