2541630466 has 8 divisors (see below), whose sum is σ = 3813265404. Its totient is φ = 1270542000.

The previous prime is 2541630463. The next prime is 2541630473. The reversal of 2541630466 is 6640361452.

It can be written as a sum of positive squares in 2 ways, for example, as 2177622225 + 364008241 = 46665^2 + 19079^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2541630463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124785 + ... + 143716.

Almost surely, 2^2541630466 is an apocalyptic number.

2541630466 is a deficient number, since it is larger than the sum of its proper divisors (1271634938).

2541630466 is a wasteful number, since it uses less digits than its factorization.

2541630466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273236.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 2541630466 is about 50414.5858457649. The cubic root of 2541630466 is about 1364.7008725225.

The spelling of 2541630466 in words is "two billion, five hundred forty-one million, six hundred thirty thousand, four hundred sixty-six".