2465821651 has 8 divisors (see below), whose sum is σ = 2586507264. Its totient is φ = 2346259080.

The previous prime is 2465821643. The next prime is 2465821669. The reversal of 2465821651 is 1561285642.

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

It is a cyclic number.

It is not a de Polignac number, because 2465821651 - 2³ = 2465821643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2465821621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276261 + ... + 285046.

It is an arithmetic number, because the mean of its divisors is an integer number (323313408).

Almost surely, 2^2465821651 is an apocalyptic number.

2465821651 is a deficient number, since it is larger than the sum of its proper divisors (120685613).

2465821651 is a wasteful number, since it uses less digits than its factorization.

2465821651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561521.

The product of its digits is 115200, while the sum is 40.

The square root of 2465821651 is about 49657.0402964172. The cubic root of 2465821651 is about 1350.9954525403.

The spelling of 2465821651 in words is "two billion, four hundred sixty-five million, eight hundred twenty-one thousand, six hundred fifty-one".