5278616334 has 48 divisors (see below), whose sum is σ = 12129964704. Its totient is φ = 1655438400.

The previous prime is 5278616303. The next prime is 5278616351. The reversal of 5278616334 is 4336168725.

5278616334 is a `hidden beast` number, since 5 + 2 + 7 + 8 + 6 + 1 + 633 + 4 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5278616334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79257 + ... + 129764.

It is an arithmetic number, because the mean of its divisors is an integer number (252707598).

Almost surely, 2^5278616334 is an apocalyptic number.

5278616334 is an abundant number, since it is smaller than the sum of its proper divisors (6851348370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5278616334 is a wasteful number, since it uses less digits than its factorization.

5278616334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209113 (or 209110 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The square root of 5278616334 is about 72654.0868361856. The cubic root of 5278616334 is about 1741.1654162416.

The spelling of 5278616334 in words is "five billion, two hundred seventy-eight million, six hundred sixteen thousand, three hundred thirty-four".