16525374403486 has 48 divisors (see below), whose sum is σ = 28194021665280. Its totient is φ = 7247168042400.

The previous prime is 16525374403399. The next prime is 16525374403579. The reversal of 16525374403486 is 68430447352561.

It is a self number, because there is not a number n which added to its sum of digits gives 16525374403486.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 5864946 + ... + 8212693.

It is an arithmetic number, because the mean of its divisors is an integer number (587375451360).

Almost surely, 2^{16525374403486} is an apocalyptic number.

16525374403486 is a deficient number, since it is larger than the sum of its proper divisors (11668647261794).

16525374403486 is a wasteful number, since it uses less digits than its factorization.

16525374403486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14077841 (or 14077828 counting only the distinct ones).

The product of its (nonzero) digits is 58060800, while the sum is 58.

The spelling of 16525374403486 in words is "sixteen trillion, five hundred twenty-five billion, three hundred seventy-four million, four hundred three thousand, four hundred eighty-six".