2620971466 has 16 divisors (see below), whose sum is σ = 3983466240. Its totient is φ = 1293168240.

The previous prime is 2620971443. The next prime is 2620971467. The reversal of 2620971466 is 6641790262.

It is a happy number.

2620971466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2620971467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372715 + ... + 379681.

It is an arithmetic number, because the mean of its divisors is an integer number (248966640).

Almost surely, 2^2620971466 is an apocalyptic number.

2620971466 is a deficient number, since it is larger than the sum of its proper divisors (1362494774).

2620971466 is a wasteful number, since it uses less digits than its factorization.

2620971466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9429.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 2620971466 is about 51195.4242681902. The cubic root of 2620971466 is about 1378.7560494355.

The spelling of 2620971466 in words is "two billion, six hundred twenty million, nine hundred seventy-one thousand, four hundred sixty-six".