3666302501 has 16 divisors (see below), whose sum is σ = 3927785904. Its totient is φ = 3410018304.

The previous prime is 3666302483. The next prime is 3666302551. The reversal of 3666302501 is 1052036663.

3666302501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 60550²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 1 + 3666302500 = 1^2 + 60550^2 .

It is a de Polignac number, because none of the positive numbers 2^k-3666302501 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 (3666302551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1570331 + ... + 1572663.

It is an arithmetic number, because the mean of its divisors is an integer number (245486619).

Almost surely, 2^3666302501 is an apocalyptic number.

It is an amenable number.

3666302501 is a deficient number, since it is larger than the sum of its proper divisors (261483403).

3666302501 is a wasteful number, since it uses less digits than its factorization.

3666302501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3400.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 3666302501 is about 60550.0000082576. Note that the first 5 decimals coincide. The cubic root of 3666302501 is about 1541.9706179148.

The spelling of 3666302501 in words is "three billion, six hundred sixty-six million, three hundred two thousand, five hundred one".