16355786786996 has 12 divisors (see below), whose sum is σ = 29867088915552. Its totient is φ = 7822332811128.

The previous prime is 16355786786981. The next prime is 16355786787037. The reversal of 16355786786996 is 69968768755361.

It is a super-2 number, since 2×16355786786996² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88890145490 + ... + 88890145673.

It is an arithmetic number, because the mean of its divisors is an integer number (2488924076296).

Almost surely, 2^{16355786786996} is an apocalyptic number.

It is an amenable number.

16355786786996 is a deficient number, since it is larger than the sum of its proper divisors (13511302128556).

16355786786996 is a wasteful number, since it uses less digits than its factorization.

16355786786996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177780291190 (or 177780291188 counting only the distinct ones).

The product of its digits is 24690355200, while the sum is 86.

The spelling of 16355786786996 in words is "sixteen trillion, three hundred fifty-five billion, seven hundred eighty-six million, seven hundred eighty-six thousand, nine hundred ninety-six".