16938041726 has 4 divisors (see below), whose sum is σ = 25407062592. Its totient is φ = 8469020862.

The previous prime is 16938041719. The next prime is 16938041761. The reversal of 16938041726 is 62714083961.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62714083961 = 257 ⋅244023673.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4234510430 + ... + 4234510433.

It is an arithmetic number, because the mean of its divisors is an integer number (6351765648).

Almost surely, 2^16938041726 is an apocalyptic number.

16938041726 is a deficient number, since it is larger than the sum of its proper divisors (8469020866).

16938041726 is an equidigital number, since it uses as much as digits as its factorization.

16938041726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8469020865.

The product of its (nonzero) digits is 435456, while the sum is 47.

The spelling of 16938041726 in words is "sixteen billion, nine hundred thirty-eight million, forty-one thousand, seven hundred twenty-six".