5550025278 has 48 divisors (see below), whose sum is σ = 13357576080. Its totient is φ = 1531039104.

The previous prime is 5550025259. The next prime is 5550025303. The reversal of 5550025278 is 8725200555.

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, 316951 + ... + 334002.

It is an arithmetic number, because the mean of its divisors is an integer number (278282835).

Almost surely, 2^5550025278 is an apocalyptic number.

5550025278 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

5550025278 is an abundant number, since it is smaller than the sum of its proper divisors (7807550802).

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

5550025278 is a wasteful number, since it uses less digits than its factorization.

5550025278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651001 (or 650994 counting only the distinct ones).

The product of its (nonzero) digits is 140000, while the sum is 39.

The square root of 5550025278 is about 74498.4917833912. The cubic root of 5550025278 is about 1770.5097405111.

The spelling of 5550025278 in words is "five billion, five hundred fifty million, twenty-five thousand, two hundred seventy-eight".