16796628393840 has 200 divisors, whose sum is σ = 61407557082960. Its totient is φ = 4243358721024.

The previous prime is 16796628393793. The next prime is 16796628393871. The reversal of 16796628393840 is 4839382669761.

16796628393840 is a `hidden beast` number, since 16 + 7 + 96 + 62 + 8 + 393 + 84 + 0 = 666.

16796628393840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×16796628393840³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 68089309 + ... + 68335548.

Almost surely, 2^{16796628393840} is an apocalyptic number.

16796628393840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16796628393840 is an abundant number, since it is smaller than the sum of its proper divisors (44610928689120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16796628393840 is a wasteful number, since it uses less digits than its factorization.

16796628393840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136424901 (or 136424886 counting only the distinct ones).

The product of its (nonzero) digits is 564350976, while the sum is 72.

The spelling of 16796628393840 in words is "sixteen trillion, seven hundred ninety-six billion, six hundred twenty-eight million, three hundred ninety-three thousand, eight hundred forty".