4648891049 has 8 divisors (see below), whose sum is σ = 5095555680. Its totient is φ = 4206232800.

The previous prime is 4648891019. The next prime is 4648891097. The reversal of 4648891049 is 9401988464.

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

It is not a de Polignac number, because 4648891049 - 2¹² = 4648886953 is a prime.

It is a super-2 number, since 2×4648891049² = 43224375970944640802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4648891019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 999164 + ... + 1003805.

It is an arithmetic number, because the mean of its divisors is an integer number (636944460).

Almost surely, 2^4648891049 is an apocalyptic number.

It is an amenable number.

4648891049 is a deficient number, since it is larger than the sum of its proper divisors (446664631).

4648891049 is a wasteful number, since it uses less digits than its factorization.

4648891049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2003191.

The product of its (nonzero) digits is 1990656, while the sum is 53.

The square root of 4648891049 is about 68182.7767768371. The cubic root of 4648891049 is about 1668.9748389200.

The spelling of 4648891049 in words is "four billion, six hundred forty-eight million, eight hundred ninety-one thousand, forty-nine".