7871764364 has 12 divisors (see below), whose sum is σ = 13783512288. Its totient is φ = 3933618000.

The previous prime is 7871764363. The next prime is 7871764409. The reversal of 7871764364 is 4634671787.

It is not an unprimeable number, because it can be changed into a prime (7871764363) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 558212 + ... + 572139.

It is an arithmetic number, because the mean of its divisors is an integer number (1148626024).

Almost surely, 2^7871764364 is an apocalyptic number.

It is an amenable number.

7871764364 is a deficient number, since it is larger than the sum of its proper divisors (5911747924).

7871764364 is a wasteful number, since it uses less digits than its factorization.

7871764364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132096 (or 1132094 counting only the distinct ones).

The product of its digits is 4741632, while the sum is 53.

The square root of 7871764364 is about 88722.9641299252. The cubic root of 7871764364 is about 1989.2560844888.

The spelling of 7871764364 in words is "seven billion, eight hundred seventy-one million, seven hundred sixty-four thousand, three hundred sixty-four".