3772380865 has 8 divisors (see below), whose sum is σ = 4938389568. Its totient is φ = 2743549680.

The previous prime is 3772380847. The next prime is 3772380877. The reversal of 3772380865 is 5680832773.

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

It is a de Polignac number, because none of the positive numbers 2^k-3772380865 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34294317 + ... + 34294426.

It is an arithmetic number, because the mean of its divisors is an integer number (617298696).

Almost surely, 2^3772380865 is an apocalyptic number.

It is an amenable number.

3772380865 is a deficient number, since it is larger than the sum of its proper divisors (1166008703).

3772380865 is a wasteful number, since it uses less digits than its factorization.

3772380865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68588759.

The product of its (nonzero) digits is 1693440, while the sum is 49.

The square root of 3772380865 is about 61419.7107205822. The cubic root of 3772380865 is about 1556.7009045094.

The spelling of 3772380865 in words is "three billion, seven hundred seventy-two million, three hundred eighty thousand, eight hundred sixty-five".