4255665524 has 96 divisors (see below), whose sum is σ = 8749641600. Its totient is φ = 1790760960.

The previous prime is 4255665517. The next prime is 4255665559.

4255665524 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×4255665524² = 36221378104324389152, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8360582 + ... + 8361090.

It is an arithmetic number, because the mean of its divisors is an integer number (91142100).

Almost surely, 2^4255665524 is an apocalyptic number.

4255665524 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4255665524 is an abundant number, since it is smaller than the sum of its proper divisors (4493976076).

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

4255665524 is a wasteful number, since it uses less digits than its factorization.

4255665524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753 (or 751 counting only the distinct ones).

The product of its digits is 1440000, while the sum is 44.

The square root of 4255665524 is about 65235.4621659110. The cubic root of 4255665524 is about 1620.5253496079.

The spelling of 4255665524 in words is "four billion, two hundred fifty-five million, six hundred sixty-five thousand, five hundred twenty-four".