16281613604 has 12 divisors (see below), whose sum is σ = 28585636464. Its totient is φ = 8114288904.

The previous prime is 16281613603. The next prime is 16281613651. The reversal of 16281613604 is 40631618261.

It is not an unprimeable number, because it can be changed into a prime (16281613603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6628094 + ... + 6630549.

It is an arithmetic number, because the mean of its divisors is an integer number (2382136372).

Almost surely, 2^16281613604 is an apocalyptic number.

It is an amenable number.

16281613604 is a deficient number, since it is larger than the sum of its proper divisors (12304022860).

16281613604 is a wasteful number, since it uses less digits than its factorization.

16281613604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13258954 (or 13258952 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 16281613604 in words is "sixteen billion, two hundred eighty-one million, six hundred thirteen thousand, six hundred four".