16725391402 has 16 divisors (see below), whose sum is σ = 26416031040. Its totient is φ = 7920298368.

The previous prime is 16725391391. The next prime is 16725391411. The reversal of 16725391402 is 20419352761.

It is a happy number.

16725391402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76603 + ... + 198289.

It is an arithmetic number, because the mean of its divisors is an integer number (1651001940).

Almost surely, 2^16725391402 is an apocalyptic number.

16725391402 is a deficient number, since it is larger than the sum of its proper divisors (9690639638).

16725391402 is a wasteful number, since it uses less digits than its factorization.

16725391402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125325.

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 16725391402 in words is "sixteen billion, seven hundred twenty-five million, three hundred ninety-one thousand, four hundred two".