4640578367 has 2 divisors, whose sum is σ = 4640578368. Its totient is φ = 4640578366.

The previous prime is 4640578351. The next prime is 4640578379. The reversal of 4640578367 is 7638750464.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4640578367 - 2⁴ = 4640578351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4640577367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2320289183 + 2320289184.

It is an arithmetic number, because the mean of its divisors is an integer number (2320289184).

Almost surely, 2^4640578367 is an apocalyptic number.

4640578367 is a deficient number, since it is larger than the sum of its proper divisors (1).

4640578367 is an equidigital number, since it uses as much as digits as its factorization.

4640578367 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3386880, while the sum is 50.

The square root of 4640578367 is about 68121.7906913786. The cubic root of 4640578367 is about 1667.9794807910.

The spelling of 4640578367 in words is "four billion, six hundred forty million, five hundred seventy-eight thousand, three hundred sixty-seven".