5249555894 has 8 divisors (see below), whose sum is σ = 8590182408. Its totient is φ = 2386161760.

The previous prime is 5249555881. The next prime is 5249555929. The reversal of 5249555894 is 4985559425.

It is a happy number.

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

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, 119308067 + ... + 119308110.

It is an arithmetic number, because the mean of its divisors is an integer number (1073772801).

Almost surely, 2^5249555894 is an apocalyptic number.

5249555894 is a deficient number, since it is larger than the sum of its proper divisors (3340626514).

5249555894 is a wasteful number, since it uses less digits than its factorization.

5249555894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238616190.

The product of its digits is 12960000, while the sum is 56.

The square root of 5249555894 is about 72453.8190435811. The cubic root of 5249555894 is about 1737.9643139410.

The spelling of 5249555894 in words is "five billion, two hundred forty-nine million, five hundred fifty-five thousand, eight hundred ninety-four".