527997507449 has 4 divisors (see below), whose sum is σ = 529072859280. Its totient is φ = 526922155620.

The previous prime is 527997507439. The next prime is 527997507451. The reversal of 527997507449 is 944705799725.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 527997507449 - 2²⁸ = 527729071993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (527997507439) 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, 537675179 + ... + 537676160.

It is an arithmetic number, because the mean of its divisors is an integer number (132268214820).

Almost surely, 2^527997507449 is an apocalyptic number.

It is an amenable number.

527997507449 is a deficient number, since it is larger than the sum of its proper divisors (1075351831).

527997507449 is a wasteful number, since it uses less digits than its factorization.

527997507449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075351830.

The product of its (nonzero) digits is 200037600, while the sum is 68.

The spelling of 527997507449 in words is "five hundred twenty-seven billion, nine hundred ninety-seven million, five hundred seven thousand, four hundred forty-nine".