16451173077 has 8 divisors (see below), whose sum is σ = 21936310464. Its totient is φ = 10966742208.

The previous prime is 16451173051. The next prime is 16451173097. The reversal of 16451173077 is 77037115461.

It is a happy number.

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

It is not a de Polignac number, because 16451173077 - 2¹¹ = 16451171029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16451173027) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 119673 + ... + 217310.

It is an arithmetic number, because the mean of its divisors is an integer number (2742038808).

Almost surely, 2^16451173077 is an apocalyptic number.

It is an amenable number.

16451173077 is a deficient number, since it is larger than the sum of its proper divisors (5485137387).

16451173077 is a wasteful number, since it uses less digits than its factorization.

16451173077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353259.

The product of its (nonzero) digits is 123480, while the sum is 42.

The spelling of 16451173077 in words is "sixteen billion, four hundred fifty-one million, one hundred seventy-three thousand, seventy-seven".