16761016766 has 48 divisors (see below), whose sum is σ = 28052547264. Its totient is φ = 7503455232.

The previous prime is 16761016663. The next prime is 16761016781. The reversal of 16761016766 is 66761016761.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a self number, because there is not a number n which added to its sum of digits gives 16761016766.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1790450 + ... + 1799786.

It is an arithmetic number, because the mean of its divisors is an integer number (584428068).

Almost surely, 2^16761016766 is an apocalyptic number.

16761016766 is a deficient number, since it is larger than the sum of its proper divisors (11291530498).

16761016766 is a wasteful number, since it uses less digits than its factorization.

16761016766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9525 (or 9512 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 47.

The spelling of 16761016766 in words is "sixteen billion, seven hundred sixty-one million, sixteen thousand, seven hundred sixty-six".