4649892768 has 72 divisors (see below), whose sum is σ = 14000978628. Its totient is φ = 1458788352.

The previous prime is 4649892733. The next prime is 4649892791. The reversal of 4649892768 is 8672989464.

4649892768 is a `hidden beast` number, since 464 + 98 + 9 + 27 + 68 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4647421584 + 2471184 = 68172^2 + 1572^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 469971 + ... + 479762.

Almost surely, 2^4649892768 is an apocalyptic number.

4649892768 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4649892768 is an abundant number, since it is smaller than the sum of its proper divisors (9351085860).

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

4649892768 is a wasteful number, since it uses less digits than its factorization.

4649892768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949766 (or 949755 counting only the distinct ones).

The product of its digits is 41803776, while the sum is 63.

The square root of 4649892768 is about 68190.1222172244. The cubic root of 4649892768 is about 1669.0947043333.

The spelling of 4649892768 in words is "four billion, six hundred forty-nine million, eight hundred ninety-two thousand, seven hundred sixty-eight".