2662265020 has 48 divisors (see below), whose sum is σ = 5737374720. Its totient is φ = 1037123136.

The previous prime is 2662264993. The next prime is 2662265057. The reversal of 2662265020 is 205622662.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 304429 + ... + 313051.

It is an arithmetic number, because the mean of its divisors is an integer number (119528640).

Almost surely, 2^2662265020 is an apocalyptic number.

2662265020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2662265020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2868687360).

2662265020 is an abundant number, since it is smaller than the sum of its proper divisors (3075109700).

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

2662265020 is a wasteful number, since it uses less digits than its factorization.

2662265020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9034 (or 9032 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 2662265020 is about 51597.1415874949. The cubic root of 2662265020 is about 1385.9591456828.

Adding to 2662265020 its reverse (205622662), we get a palindrome (2867887682).

The spelling of 2662265020 in words is "two billion, six hundred sixty-two million, two hundred sixty-five thousand, twenty".