3450161872 has 10 divisors (see below), whose sum is σ = 6684688658. Its totient is φ = 1725080928.

The previous prime is 3450161839. The next prime is 3450161879. The reversal of 3450161872 is 2781610543.

It can be written as a sum of positive squares in only one way, i.e., 2932872336 + 517289536 = 54156^2 + 22744^2 .

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3450161879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107817543 + ... + 107817574.

Almost surely, 2^3450161872 is an apocalyptic number.

It is an amenable number.

3450161872 is a deficient number, since it is larger than the sum of its proper divisors (3234526786).

3450161872 is a wasteful number, since it uses less digits than its factorization.

3450161872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215635125 (or 215635119 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 3450161872 is about 58738.0785521624. The cubic root of 3450161872 is about 1511.0534397220.

The spelling of 3450161872 in words is "three billion, four hundred fifty million, one hundred sixty-one thousand, eight hundred seventy-two".