7883864338172 has 12 divisors (see below), whose sum is σ = 14057078867496. Its totient is φ = 3867556090320.

The previous prime is 7883864338139. The next prime is 7883864338241. The reversal of 7883864338172 is 2718334683887.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18594019454 + ... + 18594019877.

It is an arithmetic number, because the mean of its divisors is an integer number (1171423238958).

Almost surely, 2^{7883864338172} is an apocalyptic number.

It is an amenable number.

7883864338172 is a deficient number, since it is larger than the sum of its proper divisors (6173214529324).

7883864338172 is a wasteful number, since it uses less digits than its factorization.

7883864338172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37188039388 (or 37188039386 counting only the distinct ones).

The product of its digits is 260112384, while the sum is 68.

The spelling of 7883864338172 in words is "seven trillion, eight hundred eighty-three billion, eight hundred sixty-four million, three hundred thirty-eight thousand, one hundred seventy-two".