73073076663 has 4 divisors (see below), whose sum is σ = 97430768888. Its totient is φ = 48715384440.

The previous prime is 73073076599. The next prime is 73073076679. The reversal of 73073076663 is 36667037037.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 73073076663 - 2⁶ = 73073076599 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 (73073076763) 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, 12178846108 + ... + 12178846113.

It is an arithmetic number, because the mean of its divisors is an integer number (24357692222).

Almost surely, 2^73073076663 is an apocalyptic number.

73073076663 is a deficient number, since it is larger than the sum of its proper divisors (24357692225).

73073076663 is a wasteful number, since it uses less digits than its factorization.

73073076663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24357692224.

The product of its (nonzero) digits is 2000376, while the sum is 48.

The spelling of 73073076663 in words is "seventy-three billion, seventy-three million, seventy-six thousand, six hundred sixty-three".