5528564278 has 4 divisors (see below), whose sum is σ = 8292846420. Its totient is φ = 2764282138.

The previous prime is 5528564267. The next prime is 5528564281. The reversal of 5528564278 is 8724658255.

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

It is a super-2 number, since 2×5528564278² = 61130045951955322568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1382141068 + ... + 1382141071.

It is an arithmetic number, because the mean of its divisors is an integer number (2073211605).

Almost surely, 2^5528564278 is an apocalyptic number.

5528564278 is a deficient number, since it is larger than the sum of its proper divisors (2764282142).

5528564278 is a wasteful number, since it uses less digits than its factorization.

5528564278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2764282141.

The product of its digits is 5376000, while the sum is 52.

The square root of 5528564278 is about 74354.3157994208. The cubic root of 5528564278 is about 1768.2247064213.

The spelling of 5528564278 in words is "five billion, five hundred twenty-eight million, five hundred sixty-four thousand, two hundred seventy-eight".