2256145207 has 8 divisors (see below), whose sum is σ = 2293940480. Its totient is φ = 2218376160.

The previous prime is 2256145163. The next prime is 2256145211. The reversal of 2256145207 is 7025416522.

2256145207 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2256145207 - 2⁷ = 2256145079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2256145907) 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, 249253 + ... + 258145.

It is an arithmetic number, because the mean of its divisors is an integer number (286742560).

Almost surely, 2^2256145207 is an apocalyptic number.

2256145207 is a deficient number, since it is larger than the sum of its proper divisors (37795273).

2256145207 is an equidigital number, since it uses as much as digits as its factorization.

2256145207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13113.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 2256145207 is about 47498.8969029808. The cubic root of 2256145207 is about 1311.5625755163.

The spelling of 2256145207 in words is "two billion, two hundred fifty-six million, one hundred forty-five thousand, two hundred seven".