16377396761 has 8 divisors (see below), whose sum is σ = 17868432384. Its totient is φ = 14886724720.

The previous prime is 16377396757. The next prime is 16377396793. The reversal of 16377396761 is 16769377361.

It is a happy number.

16377396761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16377396761 - 2² = 16377396757 is a prime.

It is a super-2 number, since 2×16377396761² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16377396697 and 16377396706.

It is not an unprimeable number, because it can be changed into a prime (16377396361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7976 + ... + 181158.

It is an arithmetic number, because the mean of its divisors is an integer number (2233554048).

Almost surely, 2^16377396761 is an apocalyptic number.

16377396761 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16377396761 is a deficient number, since it is larger than the sum of its proper divisors (1491035623).

16377396761 is a wasteful number, since it uses less digits than its factorization.

16377396761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181791.

The product of its digits is 6001128, while the sum is 56.

The spelling of 16377396761 in words is "sixteen billion, three hundred seventy-seven million, three hundred ninety-six thousand, seven hundred sixty-one".