3880807745 has 8 divisors (see below), whose sum is σ = 4658677416. Its totient is φ = 3103507456.

The previous prime is 3880807729. The next prime is 3880807759. The reversal of 3880807745 is 5477080883.

It can be written as a sum of positive squares in 4 ways, for example, as 1389500176 + 2491307569 = 37276^2 + 49913^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3880807745 - 2⁴ = 3880807729 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3880807693 and 3880807702.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127202 + ... + 154731.

It is an arithmetic number, because the mean of its divisors is an integer number (582334677).

Almost surely, 2^3880807745 is an apocalyptic number.

It is an amenable number.

3880807745 is a deficient number, since it is larger than the sum of its proper divisors (777869671).

3880807745 is a wasteful number, since it uses less digits than its factorization.

3880807745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284691.

The product of its (nonzero) digits is 1505280, while the sum is 50.

The square root of 3880807745 is about 62296.1294544051. The cubic root of 3880807745 is about 1571.4746371915.

The spelling of 3880807745 in words is "three billion, eight hundred eighty million, eight hundred seven thousand, seven hundred forty-five".