523059690667 has 2 divisors, whose sum is σ = 523059690668. Its totient is φ = 523059690666.

The previous prime is 523059690641. The next prime is 523059690691. The reversal of 523059690667 is 766096950325.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-523059690667 is a prime.

It is not a weakly prime, because it can be changed into another prime (523059691667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261529845333 + 261529845334.

It is an arithmetic number, because the mean of its divisors is an integer number (261529845334).

Almost surely, 2^523059690667 is an apocalyptic number.

523059690667 is a deficient number, since it is larger than the sum of its proper divisors (1).

523059690667 is an equidigital number, since it uses as much as digits as its factorization.

523059690667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18370800, while the sum is 58.

The spelling of 523059690667 in words is "five hundred twenty-three billion, fifty-nine million, six hundred ninety thousand, six hundred sixty-seven".