3645806770 has 16 divisors (see below), whose sum is σ = 6774144768. Its totient is φ = 1411279920.

The previous prime is 3645806767. The next prime is 3645806783. The reversal of 3645806770 is 776085463.

3645806770 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3645806770.

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, 5880024 + ... + 5880643.

It is an arithmetic number, because the mean of its divisors is an integer number (423384048).

Almost surely, 2^3645806770 is an apocalyptic number.

3645806770 is a deficient number, since it is larger than the sum of its proper divisors (3128337998).

3645806770 is a wasteful number, since it uses less digits than its factorization.

3645806770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11760705.

The product of its (nonzero) digits is 846720, while the sum is 46.

The square root of 3645806770 is about 60380.5164767576. The cubic root of 3645806770 is about 1539.0918874432.

It can be divided in two parts, 36 and 45806770, that added together give a triangular number (45806806 = T₉₅₇₁).

The spelling of 3645806770 in words is "three billion, six hundred forty-five million, eight hundred six thousand, seven hundred seventy".