5191651384 has 8 divisors (see below), whose sum is σ = 9734346360. Its totient is φ = 2595825688.

The previous prime is 5191651343. The next prime is 5191651393. The reversal of 5191651384 is 4831561915.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 5191651384.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 324478204 + ... + 324478219.

It is an arithmetic number, because the mean of its divisors is an integer number (1216793295).

Almost surely, 2^5191651384 is an apocalyptic number.

It is an amenable number.

5191651384 is a deficient number, since it is larger than the sum of its proper divisors (4542694976).

5191651384 is a wasteful number, since it uses less digits than its factorization.

5191651384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648956429 (or 648956425 counting only the distinct ones).

The product of its digits is 129600, while the sum is 43.

The square root of 5191651384 is about 72053.1150194077. The cubic root of 5191651384 is about 1731.5505476833.

The spelling of 5191651384 in words is "five billion, one hundred ninety-one million, six hundred fifty-one thousand, three hundred eighty-four".