16279770345 has 16 divisors (see below), whose sum is σ = 26305532352. Its totient is φ = 8596577600.

The previous prime is 16279770337. The next prime is 16279770379. The reversal of 16279770345 is 54307797261.

It is a happy number.

It is not a de Polignac number, because 16279770345 - 2³ = 16279770337 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5371347 + ... + 5374376.

It is an arithmetic number, because the mean of its divisors is an integer number (1644095772).

Almost surely, 2^16279770345 is an apocalyptic number.

16279770345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16279770345 is a deficient number, since it is larger than the sum of its proper divisors (10025762007).

16279770345 is a wasteful number, since it uses less digits than its factorization.

16279770345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10745832.

The product of its (nonzero) digits is 2222640, while the sum is 51.

The spelling of 16279770345 in words is "sixteen billion, two hundred seventy-nine million, seven hundred seventy thousand, three hundred forty-five".