3220255452145 has 32 divisors (see below), whose sum is σ = 4060064217600. Its totient is φ = 2447271788544.

The previous prime is 3220255452133. The next prime is 3220255452157. The reversal of 3220255452145 is 5412545520223.

It is an interprime number because it is at equal distance from previous prime (3220255452133) and next prime (3220255452157).

It is a cyclic number.

It is not a de Polignac number, because 3220255452145 - 2²¹ = 3220253354993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3220255452098 and 3220255452107.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18195441 + ... + 18371569.

It is an arithmetic number, because the mean of its divisors is an integer number (126877006800).

Almost surely, 2^{3220255452145} is an apocalyptic number.

It is an amenable number.

3220255452145 is a deficient number, since it is larger than the sum of its proper divisors (839808765455).

3220255452145 is a wasteful number, since it uses less digits than its factorization.

3220255452145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177249.

The product of its (nonzero) digits is 480000, while the sum is 40.

The spelling of 3220255452145 in words is "three trillion, two hundred twenty billion, two hundred fifty-five million, four hundred fifty-two thousand, one hundred forty-five".