667252052351 has 2 divisors, whose sum is σ = 667252052352. Its totient is φ = 667252052350.

The previous prime is 667252052293. The next prime is 667252052471. The reversal of 667252052351 is 153250252766.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 667252052351 - 2²⁶ = 667184943487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (667252052251) 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, 333626026175 + 333626026176.

It is an arithmetic number, because the mean of its divisors is an integer number (333626026176).

Almost surely, 2^667252052351 is an apocalyptic number.

667252052351 is a deficient number, since it is larger than the sum of its proper divisors (1).

667252052351 is an equidigital number, since it uses as much as digits as its factorization.

667252052351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756000, while the sum is 44.

The spelling of 667252052351 in words is "six hundred sixty-seven billion, two hundred fifty-two million, fifty-two thousand, three hundred fifty-one".