73863494916 has 24 divisors (see below), whose sum is σ = 181419110880. Its totient is φ = 23325314112.

The previous prime is 73863494909. The next prime is 73863494921. The reversal of 73863494916 is 61949436837.

It is a self number, because there is not a number n which added to its sum of digits gives 73863494916.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161981121 + ... + 161981576.

It is an arithmetic number, because the mean of its divisors is an integer number (7559129620).

Almost surely, 2^73863494916 is an apocalyptic number.

73863494916 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

73863494916 is an abundant number, since it is smaller than the sum of its proper divisors (107555615964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73863494916 is a wasteful number, since it uses less digits than its factorization.

73863494916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323962723 (or 323962721 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 60.

The spelling of 73863494916 in words is "seventy-three billion, eight hundred sixty-three million, four hundred ninety-four thousand, nine hundred sixteen".