361140664 has 32 divisors (see below), whose sum is σ = 708963840. Its totient is φ = 172136800.

The previous prime is 361140601. The next prime is 361140667. The reversal of 361140664 is 466041163.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (361140667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54069 + ... + 60379.

It is an arithmetic number, because the mean of its divisors is an integer number (22155120).

Almost surely, 2^361140664 is an apocalyptic number.

It is an amenable number.

361140664 is a deficient number, since it is larger than the sum of its proper divisors (347823176).

361140664 is a wasteful number, since it uses less digits than its factorization.

361140664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6651 (or 6647 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 361140664 is about 19003.7013236896. The cubic root of 361140664 is about 712.1292058157.

The spelling of 361140664 in words is "three hundred sixty-one million, one hundred forty thousand, six hundred sixty-four".