525945627899 has 8 divisors (see below), whose sum is σ = 548954478240. Its totient is φ = 502948581696.

The previous prime is 525945627881. The next prime is 525945627901. The reversal of 525945627899 is 998726549525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 525945627899 - 2¹² = 525945623803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (525945627869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2859914 + ... + 3038255.

It is an arithmetic number, because the mean of its divisors is an integer number (68619309780).

Almost surely, 2^525945627899 is an apocalyptic number.

525945627899 is a deficient number, since it is larger than the sum of its proper divisors (23008850341).

525945627899 is a wasteful number, since it uses less digits than its factorization.

525945627899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5902069.

The product of its digits is 489888000, while the sum is 71.

The spelling of 525945627899 in words is "five hundred twenty-five billion, nine hundred forty-five million, six hundred twenty-seven thousand, eight hundred ninety-nine".