608634545591 has 2 divisors, whose sum is σ = 608634545592. Its totient is φ = 608634545590.

The previous prime is 608634545587. The next prime is 608634545593. The reversal of 608634545591 is 195545436806.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 608634545591 - 2² = 608634545587 is a prime.

Together with 608634545593, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (608634545593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304317272795 + 304317272796.

It is an arithmetic number, because the mean of its divisors is an integer number (304317272796).

Almost surely, 2^608634545591 is an apocalyptic number.

608634545591 is a deficient number, since it is larger than the sum of its proper divisors (1).

608634545591 is an equidigital number, since it uses as much as digits as its factorization.

608634545591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552000, while the sum is 56.

The spelling of 608634545591 in words is "six hundred eight billion, six hundred thirty-four million, five hundred forty-five thousand, five hundred ninety-one".