4255064550 has 72 divisors (see below), whose sum is σ = 12471221880. Its totient is φ = 1031529600.

The previous prime is 4255064477. The next prime is 4255064551. The reversal of 4255064550 is 554605524.

4255064550 is a `hidden beast` number, since 4 + 2 + 5 + 5 + 0 + 645 + 5 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4255064551) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 424855 + ... + 434754.

It is an arithmetic number, because the mean of its divisors is an integer number (173211415).

Almost surely, 2^4255064550 is an apocalyptic number.

4255064550 is an abundant number, since it is smaller than the sum of its proper divisors (8216157330).

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

4255064550 is a wasteful number, since it uses less digits than its factorization.

4255064550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859638 (or 859630 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The square root of 4255064550 is about 65230.8558122611. The cubic root of 4255064550 is about 1620.4490638939.

The spelling of 4255064550 in words is "four billion, two hundred fifty-five million, sixty-four thousand, five hundred fifty".