2255078145 has 8 divisors (see below), whose sum is σ = 3608125056. Its totient is φ = 1202708336.

The previous prime is 2255078143. The next prime is 2255078159. The reversal of 2255078145 is 5418705522.

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 2255078145 - 2¹ = 2255078143 is a prime.

It is a super-3 number, since 3×2255078145³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2255078143) 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, 75169257 + ... + 75169286.

It is an arithmetic number, because the mean of its divisors is an integer number (451015632).

Almost surely, 2^2255078145 is an apocalyptic number.

It is an amenable number.

2255078145 is a deficient number, since it is larger than the sum of its proper divisors (1353046911).

2255078145 is a wasteful number, since it uses less digits than its factorization.

2255078145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150338551.

The product of its (nonzero) digits is 112000, while the sum is 39.

The square root of 2255078145 is about 47487.6630821101. The cubic root of 2255078145 is about 1311.3557715576.

The spelling of 2255078145 in words is "two billion, two hundred fifty-five million, seventy-eight thousand, one hundred forty-five".