3661481486 has 16 divisors (see below), whose sum is σ = 6105499008. Its totient is φ = 1635400800.

The previous prime is 3661481387. The next prime is 3661481491. The reversal of 3661481486 is 6841841663.

It is a self number, because there is not a number n which added to its sum of digits gives 3661481486.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2270585 + ... + 2272196.

It is an arithmetic number, because the mean of its divisors is an integer number (381593688).

Almost surely, 2^3661481486 is an apocalyptic number.

3661481486 is a deficient number, since it is larger than the sum of its proper divisors (2444017522).

3661481486 is a wasteful number, since it uses less digits than its factorization.

3661481486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4542827.

The product of its digits is 663552, while the sum is 47.

The square root of 3661481486 is about 60510.1767143346. The cubic root of 3661481486 is about 1541.2944485541.

The spelling of 3661481486 in words is "three billion, six hundred sixty-one million, four hundred eighty-one thousand, four hundred eighty-six".