16281746708 has 6 divisors (see below), whose sum is σ = 28493056746. Its totient is φ = 8140873352.

The previous prime is 16281746683. The next prime is 16281746729. The reversal of 16281746708 is 80764718261.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 15440050564 + 841696144 = 124258^2 + 29012^2 .

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, 2035218335 + ... + 2035218342.

It is an arithmetic number, because the mean of its divisors is an integer number (4748842791).

Almost surely, 2^16281746708 is an apocalyptic number.

It is an amenable number.

16281746708 is a deficient number, since it is larger than the sum of its proper divisors (12211310038).

16281746708 is a wasteful number, since it uses less digits than its factorization.

16281746708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4070436681 (or 4070436679 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 50.

The spelling of 16281746708 in words is "sixteen billion, two hundred eighty-one million, seven hundred forty-six thousand, seven hundred eight".