345015546225 has 24 divisors (see below), whose sum is σ = 651915090240. Its totient is φ = 157721392320.

The previous prime is 345015546209. The next prime is 345015546233. The reversal of 345015546225 is 522645510543.

It is not a de Polignac number, because 345015546225 - 2⁴ = 345015546209 is a prime.

It is a super-2 number, since 2×345015546225² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 328585710 + ... + 328586759.

It is an arithmetic number, because the mean of its divisors is an integer number (27163128760).

Almost surely, 2^345015546225 is an apocalyptic number.

345015546225 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

345015546225 is a deficient number, since it is larger than the sum of its proper divisors (306899544015).

345015546225 is a wasteful number, since it uses less digits than its factorization.

345015546225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657172489 (or 657172484 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 42.

The spelling of 345015546225 in words is "three hundred forty-five billion, fifteen million, five hundred forty-six thousand, two hundred twenty-five".