5255550278 has 32 divisors (see below), whose sum is σ = 9143269632. Its totient is φ = 2241896800.

The previous prime is 5255550277. The next prime is 5255550281. The reversal of 5255550278 is 8720555525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5255550277) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71168 + ... + 124803.

It is an arithmetic number, because the mean of its divisors is an integer number (285727176).

Almost surely, 2^5255550278 is an apocalyptic number.

5255550278 is a deficient number, since it is larger than the sum of its proper divisors (3887719354).

5255550278 is a wasteful number, since it uses less digits than its factorization.

5255550278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196060.

The product of its (nonzero) digits is 700000, while the sum is 44.

The square root of 5255550278 is about 72495.1741704232. The cubic root of 5255550278 is about 1738.6255802022.

The spelling of 5255550278 in words is "five billion, two hundred fifty-five million, five hundred fifty thousand, two hundred seventy-eight".