3220346530245 has 16 divisors (see below), whose sum is σ = 5548904790912. Its totient is φ = 1585401368640.

The previous prime is 3220346530241. The next prime is 3220346530339. The reversal of 3220346530245 is 5420356430223.

It is not a de Polignac number, because 3220346530245 - 2² = 3220346530241 is a prime.

It is a super-2 number, since 2×3220346530245² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220346530241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8257298601 + ... + 8257298990.

It is an arithmetic number, because the mean of its divisors is an integer number (346806549432).

Almost surely, 2^{3220346530245} is an apocalyptic number.

It is an amenable number.

3220346530245 is a deficient number, since it is larger than the sum of its proper divisors (2328558260667).

3220346530245 is a wasteful number, since it uses less digits than its factorization.

3220346530245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16514597612.

The product of its (nonzero) digits is 518400, while the sum is 39.

The spelling of 3220346530245 in words is "three trillion, two hundred twenty billion, three hundred forty-six million, five hundred thirty thousand, two hundred forty-five".