7145044245 has 24 divisors (see below), whose sum is σ = 12389435136. Its totient is φ = 3809246688.

The previous prime is 7145044237. The next prime is 7145044279. The reversal of 7145044245 is 5424405417.

7145044245 is a `hidden beast` number, since 71 + 4 + 504 + 42 + 45 = 666.

It is not a de Polignac number, because 7145044245 - 2³ = 7145044237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 95824 + ... + 153206.

It is an arithmetic number, because the mean of its divisors is an integer number (516226464).

Almost surely, 2^7145044245 is an apocalyptic number.

It is an amenable number.

7145044245 is a deficient number, since it is larger than the sum of its proper divisors (5244390891).

7145044245 is a wasteful number, since it uses less digits than its factorization.

7145044245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60161 (or 60158 counting only the distinct ones).

The product of its (nonzero) digits is 89600, while the sum is 36.

The square root of 7145044245 is about 84528.3635533068. The cubic root of 7145044245 is about 1926.0533276190.

The spelling of 7145044245 in words is "seven billion, one hundred forty-five million, forty-four thousand, two hundred forty-five".