16764635541 has 16 divisors (see below), whose sum is σ = 23599160000. Its totient is φ = 10556759808.

The previous prime is 16764635521. The next prime is 16764635543. The reversal of 16764635541 is 14553646761.

It is not a de Polignac number, because 16764635541 - 2⁶ = 16764635477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16764635543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 417166 + ... + 455583.

It is an arithmetic number, because the mean of its divisors is an integer number (1474947500).

Almost surely, 2^16764635541 is an apocalyptic number.

It is an amenable number.

16764635541 is a deficient number, since it is larger than the sum of its proper divisors (6834524459).

16764635541 is a wasteful number, since it uses less digits than its factorization.

16764635541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873108.

The product of its digits is 1814400, while the sum is 48.

The spelling of 16764635541 in words is "sixteen billion, seven hundred sixty-four million, six hundred thirty-five thousand, five hundred forty-one".