2005489264 has 10 divisors (see below), whose sum is σ = 3885635480. Its totient is φ = 1002744624.

The previous prime is 2005489219. The next prime is 2005489289. The reversal of 2005489264 is 4629845002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62671524 + ... + 62671555.

It is an arithmetic number, because the mean of its divisors is an integer number (388563548).

Almost surely, 2^2005489264 is an apocalyptic number.

It is an amenable number.

2005489264 is a deficient number, since it is larger than the sum of its proper divisors (1880146216).

2005489264 is a wasteful number, since it uses less digits than its factorization.

2005489264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125343087 (or 125343081 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 2005489264 is about 44782.6893341613. The cubic root of 2005489264 is about 1261.0726701557.

The spelling of 2005489264 in words is "two billion, five million, four hundred eighty-nine thousand, two hundred sixty-four".