2461785648 has 40 divisors (see below), whose sum is σ = 7268130048. Its totient is φ = 703367232.

The previous prime is 2461785637. The next prime is 2461785649. The reversal of 2461785648 is 8465871642.

It is a self number, because there is not a number n which added to its sum of digits gives 2461785648.

It is not an unprimeable number, because it can be changed into a prime (2461785649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3663036 + ... + 3663707.

Almost surely, 2^2461785648 is an apocalyptic number.

2461785648 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2461785648 is an abundant number, since it is smaller than the sum of its proper divisors (4806344400).

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

2461785648 is a wasteful number, since it uses less digits than its factorization.

2461785648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7326761 (or 7326755 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 51.

The square root of 2461785648 is about 49616.3848743538. The cubic root of 2461785648 is about 1350.2579567424.

The spelling of 2461785648 in words is "two billion, four hundred sixty-one million, seven hundred eighty-five thousand, six hundred forty-eight".