650163677 has 2 divisors, whose sum is σ = 650163678. Its totient is φ = 650163676.

The previous prime is 650163607. The next prime is 650163697. The reversal of 650163677 is 776361056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 526197721 + 123965956 = 22939^2 + 11134^2 .

It is a cyclic number.

It is not a de Polignac number, because 650163677 - 2¹² = 650159581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (650163607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325081838 + 325081839.

It is an arithmetic number, because the mean of its divisors is an integer number (325081839).

Almost surely, 2^650163677 is an apocalyptic number.

It is an amenable number.

650163677 is a deficient number, since it is larger than the sum of its proper divisors (1).

650163677 is an equidigital number, since it uses as much as digits as its factorization.

650163677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 158760, while the sum is 41.

The square root of 650163677 is about 25498.3073359782. The cubic root of 650163677 is about 866.3118086839.

The spelling of 650163677 in words is "six hundred fifty million, one hundred sixty-three thousand, six hundred seventy-seven".