3765640463 has 32 divisors (see below), whose sum is σ = 4299079680. Its totient is φ = 3274318080.

The previous prime is 3765640433. The next prime is 3765640493. The reversal of 3765640463 is 3640465673.

3765640463 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3765640433) and next prime (3765640493).

It is a cyclic number.

It is not a de Polignac number, because 3765640463 - 2⁶ = 3765640399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3765640433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2402306 + ... + 2403872.

It is an arithmetic number, because the mean of its divisors is an integer number (134346240).

Almost surely, 2^3765640463 is an apocalyptic number.

3765640463 is a deficient number, since it is larger than the sum of its proper divisors (533439217).

3765640463 is a wasteful number, since it uses less digits than its factorization.

3765640463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1767.

The product of its (nonzero) digits is 1088640, while the sum is 44.

The square root of 3765640463 is about 61364.8145356930. The cubic root of 3765640463 is about 1555.7731928157.

The spelling of 3765640463 in words is "three billion, seven hundred sixty-five million, six hundred forty thousand, four hundred sixty-three".