525397049271604 has 12 divisors (see below), whose sum is σ = 919457813516004. Its totient is φ = 262694816838464.

The previous prime is 525397049271599. The next prime is 525397049271631. The reversal of 525397049271604 is 406172940793525.

It can be written as a sum of positive squares in 2 ways, for example, as 296535219159204 + 228861830112400 = 17220198^2 + 15128180^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 926630497 + ... + 927197320.

It is an arithmetic number, because the mean of its divisors is an integer number (76621484459667).

Almost surely, 2^{525397049271604} is an apocalyptic number.

It is an amenable number.

525397049271604 is a deficient number, since it is larger than the sum of its proper divisors (394060764244400).

525397049271604 is a wasteful number, since it uses less digits than its factorization.

525397049271604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1853898674 (or 1853898672 counting only the distinct ones).

The product of its (nonzero) digits is 114307200, while the sum is 64.

The spelling of 525397049271604 in words is "five hundred twenty-five trillion, three hundred ninety-seven billion, forty-nine million, two hundred seventy-one thousand, six hundred four".