16377006766 has 16 divisors (see below), whose sum is σ = 24816973104. Its totient is φ = 8104817664.

The previous prime is 16377006761. The next prime is 16377006773. The reversal of 16377006766 is 66760077361.

It is a happy number.

It is a super-2 number, since 2×16377006766² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16377006761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213556 + ... + 279928.

It is an arithmetic number, because the mean of its divisors is an integer number (1551060819).

Almost surely, 2^16377006766 is an apocalyptic number.

16377006766 is a deficient number, since it is larger than the sum of its proper divisors (8439966338).

16377006766 is a wasteful number, since it uses less digits than its factorization.

16377006766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67635.

The product of its (nonzero) digits is 1333584, while the sum is 49.

The spelling of 16377006766 in words is "sixteen billion, three hundred seventy-seven million, six thousand, seven hundred sixty-six".