2456649384 has 64 divisors (see below), whose sum is σ = 7388428800. Its totient is φ = 664956864.

The previous prime is 2456649367. The next prime is 2456649397. The reversal of 2456649384 is 4839466542.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 381622 + ... + 388005.

It is an arithmetic number, because the mean of its divisors is an integer number (115444200).

Almost surely, 2^2456649384 is an apocalyptic number.

2456649384 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2456649384 is an abundant number, since it is smaller than the sum of its proper divisors (4931779416).

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

2456649384 is a wasteful number, since it uses less digits than its factorization.

2456649384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769662 (or 769658 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 51.

The square root of 2456649384 is about 49564.5980917832. The cubic root of 2456649384 is about 1349.3182445204.

The spelling of 2456649384 in words is "two billion, four hundred fifty-six million, six hundred forty-nine thousand, three hundred eighty-four".