2064552636 has 24 divisors (see below), whose sum is σ = 4929320704. Its totient is φ = 672179760.

The previous prime is 2064552617. The next prime is 2064552647. The reversal of 2064552636 is 6362554602.

It is a junction number, because it is equal to n+sod(n) for n = 2064552594 and 2064552603.

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, 2000020 + ... + 2001051.

Almost surely, 2^2064552636 is an apocalyptic number.

It is an amenable number.

2064552636 is an abundant number, since it is smaller than the sum of its proper divisors (2864768068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2064552636 is a wasteful number, since it uses less digits than its factorization.

2064552636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4001121 (or 4001119 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 39.

The square root of 2064552636 is about 45437.3484701737. The cubic root of 2064552636 is about 1273.3329767702.

The spelling of 2064552636 in words is "two billion, sixty-four million, five hundred fifty-two thousand, six hundred thirty-six".