2664256026 has 16 divisors (see below), whose sum is σ = 5329490400. Its totient is φ = 887922288.

The previous prime is 2664255983. The next prime is 2664256051. The reversal of 2664256026 is 6206524662.

2664256026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2616 + ... + 73043.

It is an arithmetic number, because the mean of its divisors is an integer number (333093150).

Almost surely, 2^2664256026 is an apocalyptic number.

2664256026 is an abundant number, since it is smaller than the sum of its proper divisors (2665234374).

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

2664256026 is a wasteful number, since it uses less digits than its factorization.

2664256026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81533.

The product of its (nonzero) digits is 207360, while the sum is 39.

The square root of 2664256026 is about 51616.4317441646. The cubic root of 2664256026 is about 1386.3045615027.

The spelling of 2664256026 in words is "two billion, six hundred sixty-four million, two hundred fifty-six thousand, twenty-six".