523525142602115 has 4 divisors (see below), whose sum is σ = 628230171122544. Its totient is φ = 418820114081688.

The previous prime is 523525142602109. The next prime is 523525142602229. The reversal of 523525142602115 is 511206241525325.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 523525142602115 - 2⁸ = 523525142601859 is a prime.

It is a super-2 number, since 2×523525142602115² (a number of 30 digits) contains 22 as substring.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 52352514260207 + ... + 52352514260216.

It is an arithmetic number, because the mean of its divisors is an integer number (157057542780636).

Almost surely, 2^{523525142602115} is an apocalyptic number.

523525142602115 is a deficient number, since it is larger than the sum of its proper divisors (104705028520429).

523525142602115 is a wasteful number, since it uses less digits than its factorization.

523525142602115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104705028520428.

The product of its (nonzero) digits is 720000, while the sum is 44.

The spelling of 523525142602115 in words is "five hundred twenty-three trillion, five hundred twenty-five billion, one hundred forty-two million, six hundred two thousand, one hundred fifteen".