16277317073 has 4 divisors (see below), whose sum is σ = 16323957300. Its totient is φ = 16230676848.

The previous prime is 16277317057. The next prime is 16277317087. The reversal of 16277317073 is 37071377261.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 37071377261 = 19 ⋅1951125119.

It can be written as a sum of positive squares in 2 ways, for example, as 5110534144 + 11166782929 = 71488^2 + 105673^2 .

It is a cyclic number.

It is not a de Polignac number, because 16277317073 - 2⁴ = 16277317057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16277317673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23319590 + ... + 23320287.

It is an arithmetic number, because the mean of its divisors is an integer number (4080989325).

Almost surely, 2^16277317073 is an apocalyptic number.

It is an amenable number.

16277317073 is a deficient number, since it is larger than the sum of its proper divisors (46640227).

16277317073 is an equidigital number, since it uses as much as digits as its factorization.

16277317073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46640226.

The product of its (nonzero) digits is 259308, while the sum is 44.

The spelling of 16277317073 in words is "sixteen billion, two hundred seventy-seven million, three hundred seventeen thousand, seventy-three".