5187748556 has 6 divisors (see below), whose sum is σ = 9078559980. Its totient is φ = 2593874276.

The previous prime is 5187748513. The next prime is 5187748583. The reversal of 5187748556 is 6558477815.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 648468566 + ... + 648468573.

It is an arithmetic number, because the mean of its divisors is an integer number (1513093330).

Almost surely, 2^5187748556 is an apocalyptic number.

It is an amenable number.

5187748556 is a deficient number, since it is larger than the sum of its proper divisors (3890811424).

5187748556 is a wasteful number, since it uses less digits than its factorization.

5187748556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1296937143 (or 1296937141 counting only the distinct ones).

The product of its digits is 9408000, while the sum is 56.

The square root of 5187748556 is about 72026.0269347130. The cubic root of 5187748556 is about 1731.1165407493.

The spelling of 5187748556 in words is "five billion, one hundred eighty-seven million, seven hundred forty-eight thousand, five hundred fifty-six".