73893796646 has 16 divisors (see below), whose sum is σ = 111999676320. Its totient is φ = 36560682240.

The previous prime is 73893796631. The next prime is 73893796663. The reversal of 73893796646 is 64669739837.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1535876 + ... + 1583256.

It is an arithmetic number, because the mean of its divisors is an integer number (6999979770).

Almost surely, 2^73893796646 is an apocalyptic number.

73893796646 is a deficient number, since it is larger than the sum of its proper divisors (38105879674).

73893796646 is a wasteful number, since it uses less digits than its factorization.

73893796646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55519.

The product of its digits is 246903552, while the sum is 68.

The spelling of 73893796646 in words is "seventy-three billion, eight hundred ninety-three million, seven hundred ninety-six thousand, six hundred forty-six".