345513412535525 has 12 divisors (see below), whose sum is σ = 461393295509412. Its totient is φ = 255148366179840.

The previous prime is 345513412535513. The next prime is 345513412535537. The reversal of 345513412535525 is 525535214315543.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (345513412535513) and next prime (345513412535537).

It can be written as a sum of positive squares in 6 ways, for example, as 109608817952929 + 235904594582596 = 10469423^2 + 15359186^2 .

It is not a de Polignac number, because 345513412535525 - 2³² = 345509117568229 is a prime.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

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 (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 531559095884 + ... + 531559096533.

It is an arithmetic number, because the mean of its divisors is an integer number (38449441292451).

Almost surely, 2^{345513412535525} is an apocalyptic number.

It is an amenable number.

345513412535525 is a deficient number, since it is larger than the sum of its proper divisors (115879882973887).

345513412535525 is a wasteful number, since it uses less digits than its factorization.

345513412535525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063118192440 (or 1063118192435 counting only the distinct ones).

The product of its digits is 27000000, while the sum is 53.

The spelling of 345513412535525 in words is "three hundred forty-five trillion, five hundred thirteen billion, four hundred twelve million, five hundred thirty-five thousand, five hundred twenty-five".