4640382355787 has 2 divisors, whose sum is σ = 4640382355788. Its totient is φ = 4640382355786.

The previous prime is 4640382355751. The next prime is 4640382355789. The reversal of 4640382355787 is 7875532830464.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4640382355787 - 2²² = 4640378161483 is a prime.

It is a super-3 number, since 3×4640382355787³ (a number of 39 digits) contains 333 as substring.

Together with 4640382355789, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4640382355789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2320191177893 + 2320191177894.

It is an arithmetic number, because the mean of its divisors is an integer number (2320191177894).

Almost surely, 2^{4640382355787} is an apocalyptic number.

4640382355787 is a deficient number, since it is larger than the sum of its proper divisors (1).

4640382355787 is an equidigital number, since it uses as much as digits as its factorization.

4640382355787 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 135475200, while the sum is 62.

The spelling of 4640382355787 in words is "four trillion, six hundred forty billion, three hundred eighty-two million, three hundred fifty-five thousand, seven hundred eighty-seven".