5187897758 has 8 divisors (see below), whose sum is σ = 7804273752. Its totient is φ = 2586473176.

The previous prime is 5187897749. The next prime is 5187897773. The reversal of 5187897758 is 8577987815.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×5187897758² = 53828566294922853128, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5187897694 and 5187897703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3736985 + ... + 3738372.

It is an arithmetic number, because the mean of its divisors is an integer number (975534219).

Almost surely, 2^5187897758 is an apocalyptic number.

5187897758 is a deficient number, since it is larger than the sum of its proper divisors (2616375994).

5187897758 is a wasteful number, since it uses less digits than its factorization.

5187897758 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7475706.

The product of its digits is 39513600, while the sum is 65.

The square root of 5187897758 is about 72027.0626778574. The cubic root of 5187897758 is about 1731.1331364890.

The spelling of 5187897758 in words is "five billion, one hundred eighty-seven million, eight hundred ninety-seven thousand, seven hundred fifty-eight".