5278736087 has 4 divisors (see below), whose sum is σ = 5278938720. Its totient is φ = 5278533456.

The previous prime is 5278736083. The next prime is 5278736131. The reversal of 5278736087 is 7806378725.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5278736087 - 2² = 5278736083 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5278736081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55262 + ... + 116667.

It is an arithmetic number, because the mean of its divisors is an integer number (1319734680).

Almost surely, 2^5278736087 is an apocalyptic number.

5278736087 is a deficient number, since it is larger than the sum of its proper divisors (202633).

5278736087 is a wasteful number, since it uses less digits than its factorization.

5278736087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202632.

The product of its (nonzero) digits is 3951360, while the sum is 53.

The square root of 5278736087 is about 72654.9109627147. The cubic root of 5278736087 is about 1741.1785830889.

The spelling of 5278736087 in words is "five billion, two hundred seventy-eight million, seven hundred thirty-six thousand, eighty-seven".