2064044478 has 32 divisors (see below), whose sum is σ = 4193796096. Its totient is φ = 677083968.

The previous prime is 2064044467. The next prime is 2064044491. The reversal of 2064044478 is 8744404602.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 574275 + ... + 577857.

It is an arithmetic number, because the mean of its divisors is an integer number (131056128).

Almost surely, 2^2064044478 is an apocalyptic number.

2064044478 is an abundant number, since it is smaller than the sum of its proper divisors (2129751618).

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

2064044478 is a wasteful number, since it uses less digits than its factorization.

2064044478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5088.

The product of its (nonzero) digits is 172032, while the sum is 39.

The square root of 2064044478 is about 45431.7562724577. The cubic root of 2064044478 is about 1273.2284977299.

The spelling of 2064044478 in words is "two billion, sixty-four million, forty-four thousand, four hundred seventy-eight".