525243323342525 has 24 divisors (see below), whose sum is σ = 654902809725024. Its totient is φ = 417877176571200.

The previous prime is 525243323342401. The next prime is 525243323342537.

It is a happy number.

525243323342525 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 525243323342525 - 2¹² = 525243323338429 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68890091 + ... + 76133640.

It is an arithmetic number, because the mean of its divisors is an integer number (27287617071876).

Almost surely, 2^{525243323342525} is an apocalyptic number.

It is an amenable number.

525243323342525 is a deficient number, since it is larger than the sum of its proper divisors (129659486382499).

525243323342525 is a wasteful number, since it uses less digits than its factorization.

525243323342525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145024541 (or 145024536 counting only the distinct ones).

The product of its digits is 25920000, while the sum is 50.

The spelling of 525243323342525 in words is "five hundred twenty-five trillion, two hundred forty-three billion, three hundred twenty-three million, three hundred forty-two thousand, five hundred twenty-five".