345530321030225 has 6 divisors (see below), whose sum is σ = 428457598077510. Its totient is φ = 276424256824160.

The previous prime is 345530321030123. The next prime is 345530321030233. The reversal of 345530321030225 is 522030123035543.

It can be written as a sum of positive squares in 3 ways, for example, as 7507424641024 + 338022896389201 = 2739968^2 + 18385399^2 .

It is not a de Polignac number, because 345530321030225 - 2¹⁸ = 345530320768081 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6910606420580 + ... + 6910606420629.

It is an arithmetic number, because the mean of its divisors is an integer number (71409599679585).

Almost surely, 2^{345530321030225} is an apocalyptic number.

It is an amenable number.

345530321030225 is a deficient number, since it is larger than the sum of its proper divisors (82927277047285).

345530321030225 is a wasteful number, since it uses less digits than its factorization.

345530321030225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13821212841219 (or 13821212841214 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 38.

Adding to 345530321030225 its reverse (522030123035543), we get a palindrome (867560444065768).

The spelling of 345530321030225 in words is "three hundred forty-five trillion, five hundred thirty billion, three hundred twenty-one million, thirty thousand, two hundred twenty-five".