257523006316 has 24 divisors (see below), whose sum is σ = 458699189760. Its totient is φ = 126479480400.

The previous prime is 257523006311. The next prime is 257523006317. The reversal of 257523006316 is 613600325752.

It is not an unprimeable number, because it can be changed into a prime (257523006311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1596046 + ... + 1749973.

It is an arithmetic number, because the mean of its divisors is an integer number (19112466240).

Almost surely, 2^257523006316 is an apocalyptic number.

It is an amenable number.

257523006316 is a deficient number, since it is larger than the sum of its proper divisors (201176183444).

257523006316 is a wasteful number, since it uses less digits than its factorization.

257523006316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3346365 (or 3346363 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 40.

The spelling of 257523006316 in words is "two hundred fifty-seven billion, five hundred twenty-three million, six thousand, three hundred sixteen".