4145755919249 has 16 divisors (see below), whose sum is σ = 4866138066048. Its totient is φ = 3457409640192.

The previous prime is 4145755919191. The next prime is 4145755919281. The reversal of 4145755919249 is 9429195575414.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4145755919249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4145755919549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30775289 + ... + 30909705.

It is an arithmetic number, because the mean of its divisors is an integer number (304133629128).

Almost surely, 2^{4145755919249} is an apocalyptic number.

It is an amenable number.

4145755919249 is a deficient number, since it is larger than the sum of its proper divisors (720382146799).

4145755919249 is a wasteful number, since it uses less digits than its factorization.

4145755919249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253544.

The product of its digits is 81648000, while the sum is 65.

The spelling of 4145755919249 in words is "four trillion, one hundred forty-five billion, seven hundred fifty-five million, nine hundred nineteen thousand, two hundred forty-nine".