2641822080 has 64 divisors (see below), whose sum is σ = 8420814000. Its totient is φ = 704485376.

The previous prime is 2641822061. The next prime is 2641822081. The reversal of 2641822080 is 802281462.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2641822081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 686055 + ... + 689894.

Almost surely, 2^2641822080 is an apocalyptic number.

2641822080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2641822080 is an abundant number, since it is smaller than the sum of its proper divisors (5778991920).

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

2641822080 is a wasteful number, since it uses less digits than its factorization.

2641822080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1375971 (or 1375959 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 33.

The square root of 2641822080 is about 51398.6583482487. The cubic root of 2641822080 is about 1382.4025361107.

The spelling of 2641822080 in words is "two billion, six hundred forty-one million, eight hundred twenty-two thousand, eighty".