2621713056 has 48 divisors (see below), whose sum is σ = 6978944448. Its totient is φ = 861593600.

The previous prime is 2621713051. The next prime is 2621713057. The reversal of 2621713056 is 6503171262.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (2621713051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185505 + ... + 199136.

It is an arithmetic number, because the mean of its divisors is an integer number (145394676).

Almost surely, 2^2621713056 is an apocalyptic number.

It is an amenable number.

2621713056 is an abundant number, since it is smaller than the sum of its proper divisors (4357231392).

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

2621713056 is a wasteful number, since it uses less digits than its factorization.

2621713056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384725 (or 384717 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 2621713056 is about 51202.6664930646. Note that the first 3 decimals coincide. The cubic root of 2621713056 is about 1378.8860744145.

The spelling of 2621713056 in words is "two billion, six hundred twenty-one million, seven hundred thirteen thousand, fifty-six".