655616426951 has 2 divisors, whose sum is σ = 655616426952. Its totient is φ = 655616426950.

The previous prime is 655616426903. The next prime is 655616426953. The reversal of 655616426951 is 159624616556.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 655616426951 - 2³⁰ = 654542685127 is a prime.

Together with 655616426953, 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 (655616426953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327808213475 + 327808213476.

It is an arithmetic number, because the mean of its divisors is an integer number (327808213476).

Almost surely, 2^655616426951 is an apocalyptic number.

655616426951 is a deficient number, since it is larger than the sum of its proper divisors (1).

655616426951 is an equidigital number, since it uses as much as digits as its factorization.

655616426951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664000, while the sum is 56.

The spelling of 655616426951 in words is "six hundred fifty-five billion, six hundred sixteen million, four hundred twenty-six thousand, nine hundred fifty-one".