2564636034 has 16 divisors (see below), whose sum is σ = 5159988288. Its totient is φ = 849759312.

The previous prime is 2564636033. The next prime is 2564636071. The reversal of 2564636034 is 4306364652.

2564636034 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2564635983 and 2564636001.

It is not an unprimeable number, because it can be changed into a prime (2564636033) 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, 1278757 + ... + 1280760.

It is an arithmetic number, because the mean of its divisors is an integer number (322499268).

Almost surely, 2^2564636034 is an apocalyptic number.

2564636034 is an abundant number, since it is smaller than the sum of its proper divisors (2595352254).

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

2564636034 is a wasteful number, since it uses less digits than its factorization.

2564636034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2559689.

The product of its (nonzero) digits is 311040, while the sum is 39.

The square root of 2564636034 is about 50642.2356733981. The cubic root of 2564636034 is about 1368.8060412992.

The spelling of 2564636034 in words is "two billion, five hundred sixty-four million, six hundred thirty-six thousand, thirty-four".