523555555325 has 24 divisors (see below), whose sum is σ = 708976095840. Its totient is φ = 380365409600.

The previous prime is 523555555309. The next prime is 523555555343.

It is a happy number.

523555555325 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 523555555325 - 2⁴ = 523555555309 is a prime.

It is a super-2 number, since 2×523555555325² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

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, 744770 + ... + 1265619.

It is an arithmetic number, because the mean of its divisors is an integer number (29540670660).

Almost surely, 2^523555555325 is an apocalyptic number.

523555555325 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

523555555325 is a deficient number, since it is larger than the sum of its proper divisors (185420540515).

523555555325 is a wasteful number, since it uses less digits than its factorization.

523555555325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011357 (or 2011352 counting only the distinct ones).

The product of its digits is 14062500, while the sum is 50.

The spelling of 523555555325 in words is "five hundred twenty-three billion, five hundred fifty-five million, five hundred fifty-five thousand, three hundred twenty-five".