16725151646534 has 16 divisors (see below), whose sum is σ = 25785578898576. Its totient is φ = 8130306132000.

The previous prime is 16725151646521. The next prime is 16725151646537. The reversal of 16725151646534 is 43564615152761.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 16725151646534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16725151646537) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 86765972 + ... + 86958519.

It is an arithmetic number, because the mean of its divisors is an integer number (1611598681161).

Almost surely, 2^{16725151646534} is an apocalyptic number.

16725151646534 is a deficient number, since it is larger than the sum of its proper divisors (9060427252042).

16725151646534 is a wasteful number, since it uses less digits than its factorization.

16725151646534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173725831.

The product of its digits is 18144000, while the sum is 56.

The spelling of 16725151646534 in words is "sixteen trillion, seven hundred twenty-five billion, one hundred fifty-one million, six hundred forty-six thousand, five hundred thirty-four".