2520605466 has 96 divisors (see below), whose sum is σ = 5992721280. Its totient is φ = 792405504.

The previous prime is 2520605411. The next prime is 2520605491. The reversal of 2520605466 is 6645060252.

2520605466 is a `hidden beast` number, since 2 + 5 + 2 + 0 + 605 + 46 + 6 = 666.

2520605466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2520605466.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 814450 + ... + 817538.

It is an arithmetic number, because the mean of its divisors is an integer number (62424180).

Almost surely, 2^2520605466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2520605466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2996360640).

2520605466 is an abundant number, since it is smaller than the sum of its proper divisors (3472115814).

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

2520605466 is a wasteful number, since it uses less digits than its factorization.

2520605466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3202 (or 3190 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 2520605466 is about 50205.6318155643. The cubic root of 2520605466 is about 1360.9273998189.

The spelling of 2520605466 in words is "two billion, five hundred twenty million, six hundred five thousand, four hundred sixty-six".