651533066747 has 2 divisors, whose sum is σ = 651533066748. Its totient is φ = 651533066746.

The previous prime is 651533066713. The next prime is 651533066759. The reversal of 651533066747 is 747660335156.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 651533066747 - 2⁸ = 651533066491 is a prime.

It is not a weakly prime, because it can be changed into another prime (651533066707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325766533373 + 325766533374.

It is an arithmetic number, because the mean of its divisors is an integer number (325766533374).

Almost surely, 2^651533066747 is an apocalyptic number.

651533066747 is a deficient number, since it is larger than the sum of its proper divisors (1).

651533066747 is an equidigital number, since it uses as much as digits as its factorization.

651533066747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9525600, while the sum is 53.

The spelling of 651533066747 in words is "six hundred fifty-one billion, five hundred thirty-three million, sixty-six thousand, seven hundred forty-seven".