345047107525 has 12 divisors (see below), whose sum is σ = 429225382852. Its totient is φ = 275155770240.

The previous prime is 345047107511. The next prime is 345047107549. The reversal of 345047107525 is 525701740543.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 8250270561 + 336796836964 = 90831^2 + 580342^2 .

It is not a de Polignac number, because 345047107525 - 2¹³ = 345047099333 is a prime.

It is a super-2 number, since 2×345047107525² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 22039914 + ... + 22055563.

Almost surely, 2^345047107525 is an apocalyptic number.

It is an amenable number.

345047107525 is a deficient number, since it is larger than the sum of its proper divisors (84178275327).

345047107525 is a wasteful number, since it uses less digits than its factorization.

345047107525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44095800 (or 44095795 counting only the distinct ones).

The product of its (nonzero) digits is 588000, while the sum is 43.

The spelling of 345047107525 in words is "three hundred forty-five billion, forty-seven million, one hundred seven thousand, five hundred twenty-five".