650776043 has 2 divisors, whose sum is σ = 650776044. Its totient is φ = 650776042.

The previous prime is 650776039. The next prime is 650776057. The reversal of 650776043 is 340677056.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 650776043 - 2² = 650776039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 650775988 and 650776006.

It is not a weakly prime, because it can be changed into another prime (650776013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325388021 + 325388022.

It is an arithmetic number, because the mean of its divisors is an integer number (325388022).

Almost surely, 2^650776043 is an apocalyptic number.

650776043 is a deficient number, since it is larger than the sum of its proper divisors (1).

650776043 is an equidigital number, since it uses as much as digits as its factorization.

650776043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 38.

The square root of 650776043 is about 25510.3124833860. The cubic root of 650776043 is about 866.5837060793.

The spelling of 650776043 in words is "six hundred fifty million, seven hundred seventy-six thousand, forty-three".