4644134314487 has 2 divisors, whose sum is σ = 4644134314488. Its totient is φ = 4644134314486.

The previous prime is 4644134314453. The next prime is 4644134314507. The reversal of 4644134314487 is 7844134314464.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4644134314487 - 2⁸ = 4644134314231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4644134316487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2322067157243 + 2322067157244.

It is an arithmetic number, because the mean of its divisors is an integer number (2322067157244).

Almost surely, 2^{4644134314487} is an apocalyptic number.

4644134314487 is a deficient number, since it is larger than the sum of its proper divisors (1).

4644134314487 is an equidigital number, since it uses as much as digits as its factorization.

4644134314487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12386304, while the sum is 53.

The spelling of 4644134314487 in words is "four trillion, six hundred forty-four billion, one hundred thirty-four million, three hundred fourteen thousand, four hundred eighty-seven".