4245961545 has 32 divisors (see below), whose sum is σ = 8626717440. Its totient is φ = 1941010560.

The previous prime is 4245961541. The next prime is 4245961567. The reversal of 4245961545 is 5451695424.

4245961545 is a `hidden beast` number, since 4 + 2 + 4 + 596 + 1 + 54 + 5 = 666.

4245961545 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4245961545 - 2² = 4245961541 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 4245961545.

It is not an unprimeable number, because it can be changed into a prime (4245961541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2245596 + ... + 2247485.

It is an arithmetic number, because the mean of its divisors is an integer number (269584920).

Almost surely, 2^4245961545 is an apocalyptic number.

4245961545 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4245961545 is an abundant number, since it is smaller than the sum of its proper divisors (4380755895).

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

4245961545 is a wasteful number, since it uses less digits than its factorization.

4245961545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4493102 (or 4493096 counting only the distinct ones).

The product of its digits is 864000, while the sum is 45.

The square root of 4245961545 is about 65161.0431546334. The cubic root of 4245961545 is about 1619.2926781837.

The spelling of 4245961545 in words is "four billion, two hundred forty-five million, nine hundred sixty-one thousand, five hundred forty-five".