3666634325 has 24 divisors (see below), whose sum is σ = 4705308960. Its totient is φ = 2832148800.

The previous prime is 3666634313. The next prime is 3666634357. The reversal of 3666634325 is 5234366663.

3666634325 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3666634325 - 2²² = 3662440021 is a prime.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 106046 + ... + 136304.

It is an arithmetic number, because the mean of its divisors is an integer number (196054540).

Almost surely, 2^3666634325 is an apocalyptic number.

It is an amenable number.

3666634325 is a deficient number, since it is larger than the sum of its proper divisors (1038674635).

3666634325 is a wasteful number, since it uses less digits than its factorization.

3666634325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30437 (or 30432 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 44.

The square root of 3666634325 is about 60552.7400288377. The cubic root of 3666634325 is about 1542.0171359369.

The spelling of 3666634325 in words is "three billion, six hundred sixty-six million, six hundred thirty-four thousand, three hundred twenty-five".