16006693784 has 32 divisors (see below), whose sum is σ = 31324285440. Its totient is φ = 7653703200.

The previous prime is 16006693777. The next prime is 16006693819. The reversal of 16006693784 is 48739660061.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1409489 + ... + 1420799.

It is an arithmetic number, because the mean of its divisors is an integer number (978883920).

Almost surely, 2^16006693784 is an apocalyptic number.

It is an amenable number.

16006693784 is a deficient number, since it is larger than the sum of its proper divisors (15317591656).

16006693784 is a wasteful number, since it uses less digits than its factorization.

16006693784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19031 (or 19027 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 50.

The spelling of 16006693784 in words is "sixteen billion, six million, six hundred ninety-three thousand, seven hundred eighty-four".