3648143636 has 6 divisors (see below), whose sum is σ = 6384251370. Its totient is φ = 1824071816.

The previous prime is 3648143627. The next prime is 3648143657. The reversal of 3648143636 is 6363418463.

It can be written as a sum of positive squares in only one way, i.e., 2783195536 + 864948100 = 52756^2 + 29410^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 456017951 + ... + 456017958.

It is an arithmetic number, because the mean of its divisors is an integer number (1064041895).

Almost surely, 2^3648143636 is an apocalyptic number.

It is an amenable number.

3648143636 is a deficient number, since it is larger than the sum of its proper divisors (2736107734).

3648143636 is a wasteful number, since it uses less digits than its factorization.

3648143636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912035913 (or 912035911 counting only the distinct ones).

The product of its digits is 746496, while the sum is 44.

The square root of 3648143636 is about 60399.8645362719. The cubic root of 3648143636 is about 1539.4206563138.

The spelling of 3648143636 in words is "three billion, six hundred forty-eight million, one hundred forty-three thousand, six hundred thirty-six".