2173456707 has 16 divisors (see below), whose sum is σ = 3012960000. Its totient is φ = 1391965344.

The previous prime is 2173456643. The next prime is 2173456709. The reversal of 2173456707 is 7076543712.

It is not a de Polignac number, because 2173456707 - 2⁶ = 2173456643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2173456709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45457 + ... + 80082.

It is an arithmetic number, because the mean of its divisors is an integer number (188310000).

Almost surely, 2^2173456707 is an apocalyptic number.

2173456707 is a deficient number, since it is larger than the sum of its proper divisors (839503293).

2173456707 is a wasteful number, since it uses less digits than its factorization.

2173456707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125770.

The product of its (nonzero) digits is 246960, while the sum is 42.

The square root of 2173456707 is about 46620.3464916339. The cubic root of 2173456707 is about 1295.3396657250.

The spelling of 2173456707 in words is "two billion, one hundred seventy-three million, four hundred fifty-six thousand, seven hundred seven".