2026225664 has 120 divisors (see below), whose sum is σ = 4466797440. Its totient is φ = 914817024.

The previous prime is 2026225639. The next prime is 2026225693. The reversal of 2026225664 is 4665226202.

It is a congruent 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, 7159667 + ... + 7159949.

It is an arithmetic number, because the mean of its divisors is an integer number (37223312).

Almost surely, 2^2026225664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2026225664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2233398720).

2026225664 is an abundant number, since it is smaller than the sum of its proper divisors (2440571776).

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

2026225664 is an equidigital number, since it uses as much as digits as its factorization.

2026225664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353 (or 327 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 2026225664 is about 45013.6164288096. The cubic root of 2026225664 is about 1265.4041971024.

The spelling of 2026225664 in words is "two billion, twenty-six million, two hundred twenty-five thousand, six hundred sixty-four".