73893796647 has 16 divisors (see below), whose sum is σ = 107737207680. Its totient is φ = 44677735200.

The previous prime is 73893796631. The next prime is 73893796663. The reversal of 73893796647 is 74669739837.

It is an interprime number because it is at equal distance from previous prime (73893796631) and next prime (73893796663).

It is not a de Polignac number, because 73893796647 - 2⁴ = 73893796631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73893796547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2645497 + ... + 2673282.

It is an arithmetic number, because the mean of its divisors is an integer number (6733575480).

Almost surely, 2^73893796647 is an apocalyptic number.

73893796647 is a deficient number, since it is larger than the sum of its proper divisors (33843411033).

73893796647 is a wasteful number, since it uses less digits than its factorization.

73893796647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5319214.

The product of its digits is 288054144, while the sum is 69.

It can be divided in two parts, 73893 and 796647, that added together give a triangular number (870540 = T₁₃₁₉).

The spelling of 73893796647 in words is "seventy-three billion, eight hundred ninety-three million, seven hundred ninety-six thousand, six hundred forty-seven".