16240077784694 has 16 divisors (see below), whose sum is σ = 24424138506096. Its totient is φ = 8098703712000.

The previous prime is 16240077784691. The next prime is 16240077784717. The reversal of 16240077784694 is 49648777004261.

It is a self number, because there is not a number n which added to its sum of digits gives 16240077784694.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16240077784691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4646369 + ... + 7353155.

It is an arithmetic number, because the mean of its divisors is an integer number (1526508656631).

Almost surely, 2^{16240077784694} is an apocalyptic number.

16240077784694 is a deficient number, since it is larger than the sum of its proper divisors (8184060721402).

16240077784694 is a wasteful number, since it uses less digits than its factorization.

16240077784694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2714671.

The product of its (nonzero) digits is 113799168, while the sum is 65.

The spelling of 16240077784694 in words is "sixteen trillion, two hundred forty billion, seventy-seven million, seven hundred eighty-four thousand, six hundred ninety-four".