4255155321 has 8 divisors (see below), whose sum is σ = 5674541664. Its totient is φ = 2836269600.

The previous prime is 4255155313. The next prime is 4255155329. The reversal of 4255155321 is 1235515524.

4255155321 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4255155313) and next prime (4255155329).

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

It is not a de Polignac number, because 4255155321 - 2³ = 4255155313 is a prime.

It is a super-2 number, since 2×4255155321² = 36212693611669226082, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4255155329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104851 + ... + 139656.

It is an arithmetic number, because the mean of its divisors is an integer number (709317708).

Almost surely, 2^4255155321 is an apocalyptic number.

It is an amenable number.

4255155321 is a deficient number, since it is larger than the sum of its proper divisors (1419386343).

4255155321 is a wasteful number, since it uses less digits than its factorization.

4255155321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250311.

The product of its digits is 30000, while the sum is 33.

The square root of 4255155321 is about 65231.5515759054. The cubic root of 4255155321 is about 1620.4605865343.

The spelling of 4255155321 in words is "four billion, two hundred fifty-five million, one hundred fifty-five thousand, three hundred twenty-one".