651005056027 has 2 divisors, whose sum is σ = 651005056028. Its totient is φ = 651005056026.

The previous prime is 651005055997. The next prime is 651005056033. The reversal of 651005056027 is 720650500156.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-651005056027 is a prime.

It is not a weakly prime, because it can be changed into another prime (651005056327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325502528013 + 325502528014.

It is an arithmetic number, because the mean of its divisors is an integer number (325502528014).

Almost surely, 2^651005056027 is an apocalyptic number.

651005056027 is a deficient number, since it is larger than the sum of its proper divisors (1).

651005056027 is an equidigital number, since it uses as much as digits as its factorization.

651005056027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63000, while the sum is 37.

The spelling of 651005056027 in words is "six hundred fifty-one billion, five million, fifty-six thousand, twenty-seven".