2064511623 has 8 divisors (see below), whose sum is σ = 2753014000. Its totient is φ = 1376175168.

The previous prime is 2064511601. The next prime is 2064511627. The reversal of 2064511623 is 3261154602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2064511623 - 2¹³ = 2064503431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2064511627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8758 + ... + 64851.

It is an arithmetic number, because the mean of its divisors is an integer number (344126750).

Almost surely, 2^2064511623 is an apocalyptic number.

2064511623 is a deficient number, since it is larger than the sum of its proper divisors (688502377).

2064511623 is an equidigital number, since it uses as much as digits as its factorization.

2064511623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82961.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 2064511623 is about 45436.8971541852. The cubic root of 2064511623 is about 1273.3245449917.

The spelling of 2064511623 in words is "two billion, sixty-four million, five hundred eleven thousand, six hundred twenty-three".