523532530399 has 4 divisors (see below), whose sum is σ = 523534191264. Its totient is φ = 523530869536.

The previous prime is 523532530397. The next prime is 523532530429. The reversal of 523532530399 is 993035235325.

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 523532530399 - 2¹ = 523532530397 is a prime.

It is a super-3 number, since 3×523532530399³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523532530397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196087 + ... + 1041880.

It is an arithmetic number, because the mean of its divisors is an integer number (130883547816).

Almost surely, 2^523532530399 is an apocalyptic number.

523532530399 is a deficient number, since it is larger than the sum of its proper divisors (1660865).

523532530399 is a wasteful number, since it uses less digits than its factorization.

523532530399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1660864.

The product of its (nonzero) digits is 3280500, while the sum is 49.

The spelling of 523532530399 in words is "five hundred twenty-three billion, five hundred thirty-two million, five hundred thirty thousand, three hundred ninety-nine".