16667633056740 has 96 divisors (see below), whose sum is σ = 47747231554176. Its totient is φ = 4342744872960.

The previous prime is 16667633056681. The next prime is 16667633056777. The reversal of 16667633056740 is 4765033676661.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10107882 + ... + 11640641.

It is an arithmetic number, because the mean of its divisors is an integer number (497366995356).

Almost surely, 2^{16667633056740} is an apocalyptic number.

16667633056740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16667633056740 is an abundant number, since it is smaller than the sum of its proper divisors (31079598497436).

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

16667633056740 is a wasteful number, since it uses less digits than its factorization.

16667633056740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21748829 (or 21748827 counting only the distinct ones).

The product of its (nonzero) digits is 68584320, while the sum is 60.

The spelling of 16667633056740 in words is "sixteen trillion, six hundred sixty-seven billion, six hundred thirty-three million, fifty-six thousand, seven hundred forty".