866304269425 has 48 divisors (see below), whose sum is σ = 1258169472000. Its totient is φ = 579295411200.

The previous prime is 866304269401. The next prime is 866304269477. The reversal of 866304269425 is 524962403668.

It is a de Polignac number, because none of the positive numbers 2^k-866304269425 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17187661 + ... + 17237989.

It is an arithmetic number, because the mean of its divisors is an integer number (26211864000).

Almost surely, 2^866304269425 is an apocalyptic number.

It is an amenable number.

866304269425 is a deficient number, since it is larger than the sum of its proper divisors (391865202575).

866304269425 is a wasteful number, since it uses less digits than its factorization.

866304269425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52786 (or 52781 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 55.

The spelling of 866304269425 in words is "eight hundred sixty-six billion, three hundred four million, two hundred sixty-nine thousand, four hundred twenty-five".