3649381498 has 16 divisors (see below), whose sum is σ = 6257850624. Its totient is φ = 1563578640.

The previous prime is 3649381487. The next prime is 3649381507. The reversal of 3649381498 is 8941839463.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17208 + ... + 87148.

It is an arithmetic number, because the mean of its divisors is an integer number (391115664).

Almost surely, 2^3649381498 is an apocalyptic number.

3649381498 is a deficient number, since it is larger than the sum of its proper divisors (2608469126).

3649381498 is a wasteful number, since it uses less digits than its factorization.

3649381498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73677.

The product of its digits is 4478976, while the sum is 55.

The square root of 3649381498 is about 60410.1108921346. The cubic root of 3649381498 is about 1539.5947516925.

The spelling of 3649381498 in words is "three billion, six hundred forty-nine million, three hundred eighty-one thousand, four hundred ninety-eight".