5520078078 has 8 divisors (see below), whose sum is σ = 11040156168. Its totient is φ = 1840026024.

The previous prime is 5520078019. The next prime is 5520078103. The reversal of 5520078078 is 8708700255.

It is a happy number.

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

5520078078 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 460006501 + ... + 460006512.

It is an arithmetic number, because the mean of its divisors is an integer number (1380019521).

Almost surely, 2^5520078078 is an apocalyptic number.

5520078078 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5520078078 is a wasteful number, since it uses less digits than its factorization.

5520078078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920013018.

The product of its (nonzero) digits is 156800, while the sum is 42.

The square root of 5520078078 is about 74297.2279294457. The cubic root of 5520078078 is about 1767.3195170575.

The spelling of 5520078078 in words is "five billion, five hundred twenty million, seventy-eight thousand, seventy-eight".