220240034660745 has 48 divisors (see below), whose sum is σ = 418321390136832. Its totient is φ = 106304199310080.

The previous prime is 220240034660741. The next prime is 220240034660773. The reversal of 220240034660745 is 547066430042022.

220240034660745 is a `hidden beast` number, since 2 + 2 + 0 + 2 + 4 + 0 + 0 + 34 + 6 + 607 + 4 + 5 = 666.

It is not a de Polignac number, because 220240034660745 - 2² = 220240034660741 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 220240034660745.

It is not an unprimeable number, because it can be changed into a prime (220240034660741) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 997489084 + ... + 997709853.

It is an arithmetic number, because the mean of its divisors is an integer number (8715028961184).

Almost surely, 2^{220240034660745} is an apocalyptic number.

It is an amenable number.

220240034660745 is a deficient number, since it is larger than the sum of its proper divisors (198081355476087).

220240034660745 is a wasteful number, since it uses less digits than its factorization.

220240034660745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1995199182 (or 1995199179 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 45.

The spelling of 220240034660745 in words is "two hundred twenty trillion, two hundred forty billion, thirty-four million, six hundred sixty thousand, seven hundred forty-five".