2064462309 has 80 divisors (see below), whose sum is σ = 3995671680. Its totient is φ = 1031564160.

The previous prime is 2064462287. The next prime is 2064462341. The reversal of 2064462309 is 9032644602.

2064462309 is a `hidden beast` number, since 2 + 0 + 644 + 6 + 2 + 3 + 0 + 9 = 666.

It is not a de Polignac number, because 2064462309 - 2²⁰ = 2063413733 is a prime.

It is a super-2 number, since 2×2064462309² = 8524009250563222962, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2064462109) by changing a digit.

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 79 ways as a sum of consecutive naturals, for example, 132679 + ... + 147419.

It is an arithmetic number, because the mean of its divisors is an integer number (49945896).

Almost surely, 2^2064462309 is an apocalyptic number.

It is an amenable number.

2064462309 is a deficient number, since it is larger than the sum of its proper divisors (1931209371).

2064462309 is a wasteful number, since it uses less digits than its factorization.

2064462309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14792 (or 14783 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 2064462309 is about 45436.3544862481. The cubic root of 2064462309 is about 1273.3144064799.

The spelling of 2064462309 in words is "two billion, sixty-four million, four hundred sixty-two thousand, three hundred nine".