4648668487 has 2 divisors, whose sum is σ = 4648668488. Its totient is φ = 4648668486.

The previous prime is 4648668461. The next prime is 4648668491. The reversal of 4648668487 is 7848668464.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4648668487 - 2⁷ = 4648668359 is a prime.

It is a super-2 number, since 2×4648668487² = 43220237404053738338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4648668287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2324334243 + 2324334244.

It is an arithmetic number, because the mean of its divisors is an integer number (2324334244).

Almost surely, 2^4648668487 is an apocalyptic number.

4648668487 is a deficient number, since it is larger than the sum of its proper divisors (1).

4648668487 is an equidigital number, since it uses as much as digits as its factorization.

4648668487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 49545216, while the sum is 61.

The square root of 4648668487 is about 68181.1446589158. The cubic root of 4648668487 is about 1668.9482048760.

The spelling of 4648668487 in words is "four billion, six hundred forty-eight million, six hundred sixty-eight thousand, four hundred eighty-seven".