3661512086 has 8 divisors (see below), whose sum is σ = 5542656240. Its totient is φ = 1813960008.

The previous prime is 3661512047. The next prime is 3661512109. The reversal of 3661512086 is 6802151663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 8397746 + ... + 8398181.

It is an arithmetic number, because the mean of its divisors is an integer number (692832030).

Almost surely, 2^3661512086 is an apocalyptic number.

3661512086 is a deficient number, since it is larger than the sum of its proper divisors (1881144154).

3661512086 is a wasteful number, since it uses less digits than its factorization.

3661512086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16796038.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 3661512086 is about 60510.4295638363. The cubic root of 3661512086 is about 1541.2987422149.

The spelling of 3661512086 in words is "three billion, six hundred sixty-one million, five hundred twelve thousand, eighty-six".