73863481612 has 24 divisors (see below), whose sum is σ = 132499522512. Its totient is φ = 36007641600.

The previous prime is 73863481591. The next prime is 73863481613. The reversal of 73863481612 is 21618436837.

It is not an unprimeable number, because it can be changed into a prime (73863481613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109687 + ... + 399697.

It is an arithmetic number, because the mean of its divisors is an integer number (5520813438).

Almost surely, 2^73863481612 is an apocalyptic number.

It is an amenable number.

73863481612 is a deficient number, since it is larger than the sum of its proper divisors (58636040900).

73863481612 is a wasteful number, since it uses less digits than its factorization.

73863481612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291609 (or 291607 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 49.

The spelling of 73863481612 in words is "seventy-three billion, eight hundred sixty-three million, four hundred eighty-one thousand, six hundred twelve".