2620884512 has 48 divisors (see below), whose sum is σ = 5378788800. Its totient is φ = 1255537920.

The previous prime is 2620884463. The next prime is 2620884583. The reversal of 2620884512 is 2154880262.

It is an unprimeable number.

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, 110789 + ... + 132347.

It is an arithmetic number, because the mean of its divisors is an integer number (112058100).

Almost surely, 2^2620884512 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 2620884512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2689394400).

2620884512 is an abundant number, since it is smaller than the sum of its proper divisors (2757904288).

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

2620884512 is a wasteful number, since it uses less digits than its factorization.

2620884512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21729 (or 21721 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 38.

The square root of 2620884512 is about 51194.5750250942. The cubic root of 2620884512 is about 1378.7408019493.

The spelling of 2620884512 in words is "two billion, six hundred twenty million, eight hundred eighty-four thousand, five hundred twelve".