651052522993 has 2 divisors, whose sum is σ = 651052522994. Its totient is φ = 651052522992.

The previous prime is 651052522949. The next prime is 651052523101. The reversal of 651052522993 is 399225250156.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 418392929889 + 232659593104 = 646833^2 + 482348^2 .

It is a cyclic number.

It is not a de Polignac number, because 651052522993 - 2³³ = 642462588401 is a prime.

It is not a weakly prime, because it can be changed into another prime (651052522093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325526261496 + 325526261497.

It is an arithmetic number, because the mean of its divisors is an integer number (325526261497).

Almost surely, 2^651052522993 is an apocalyptic number.

It is an amenable number.

651052522993 is a deficient number, since it is larger than the sum of its proper divisors (1).

651052522993 is an equidigital number, since it uses as much as digits as its factorization.

651052522993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458000, while the sum is 49.

The spelling of 651052522993 in words is "six hundred fifty-one billion, fifty-two million, five hundred twenty-two thousand, nine hundred ninety-three".