2620054464 has 56 divisors (see below), whose sum is σ = 6959973888. Its totient is φ = 869856000.

The previous prime is 2620054441. The next prime is 2620054511. The reversal of 2620054464 is 4644500262.

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, 21009 + ... + 75375.

It is an arithmetic number, because the mean of its divisors is an integer number (124285248).

Almost surely, 2^2620054464 is an apocalyptic number.

2620054464 is a gapful number since it is divisible by the number (24) 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 2620054464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3479986944).

2620054464 is an abundant number, since it is smaller than the sum of its proper divisors (4339919424).

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

2620054464 is a wasteful number, since it uses less digits than its factorization.

2620054464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54633 (or 54623 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

The square root of 2620054464 is about 51186.4675866581. The cubic root of 2620054464 is about 1378.5952350772.

The spelling of 2620054464 in words is "two billion, six hundred twenty million, fifty-four thousand, four hundred sixty-four".