3665764601 has 16 divisors (see below), whose sum is σ = 3992002560. Its totient is φ = 3353354640.

The previous prime is 3665764589. The next prime is 3665764709. The reversal of 3665764601 is 1064675663.

It is a cyclic number.

It is not a de Polignac number, because 3665764601 - 2¹⁸ = 3665502457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3665764001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268400 + ... + 281726.

It is an arithmetic number, because the mean of its divisors is an integer number (249500160).

Almost surely, 2^3665764601 is an apocalyptic number.

3665764601 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3665764601 is a deficient number, since it is larger than the sum of its proper divisors (326237959).

3665764601 is a wasteful number, since it uses less digits than its factorization.

3665764601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13844.

The product of its (nonzero) digits is 544320, while the sum is 44.

The square root of 3665764601 is about 60545.5580616778. The cubic root of 3665764601 is about 1541.8952043738.

The spelling of 3665764601 in words is "three billion, six hundred sixty-five million, seven hundred sixty-four thousand, six hundred one".