16418149690723 has 32 divisors (see below), whose sum is σ = 20009818298880. Its totient is φ = 13276654272000.

The previous prime is 16418149690711. The next prime is 16418149690753. The reversal of 16418149690723 is 32709694181461.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16418149690723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16418149690753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3992223 + ... + 6983848.

It is an arithmetic number, because the mean of its divisors is an integer number (625306821840).

Almost surely, 2^{16418149690723} is an apocalyptic number.

16418149690723 is a deficient number, since it is larger than the sum of its proper divisors (3591668608157).

16418149690723 is a wasteful number, since it uses less digits than its factorization.

16418149690723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10976539.

The product of its (nonzero) digits is 15676416, while the sum is 61.

The spelling of 16418149690723 in words is "sixteen trillion, four hundred eighteen billion, one hundred forty-nine million, six hundred ninety thousand, seven hundred twenty-three".