650604662387 has 2 divisors, whose sum is σ = 650604662388. Its totient is φ = 650604662386.

The previous prime is 650604662333. The next prime is 650604662401. The reversal of 650604662387 is 783266406056.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 650604662387 - 2⁸ = 650604662131 is a prime.

It is not a weakly prime, because it can be changed into another prime (650604662327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325302331193 + 325302331194.

It is an arithmetic number, because the mean of its divisors is an integer number (325302331194).

Almost surely, 2^650604662387 is an apocalyptic number.

650604662387 is a deficient number, since it is larger than the sum of its proper divisors (1).

650604662387 is an equidigital number, since it uses as much as digits as its factorization.

650604662387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8709120, while the sum is 53.

The spelling of 650604662387 in words is "six hundred fifty billion, six hundred four million, six hundred sixty-two thousand, three hundred eighty-seven".