612679655743 has 2 divisors, whose sum is σ = 612679655744. Its totient is φ = 612679655742.

The previous prime is 612679655713. The next prime is 612679655803. The reversal of 612679655743 is 347556976216.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-612679655743 is a prime.

It is a super-2 number, since 2×612679655743² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612679655713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306339827871 + 306339827872.

It is an arithmetic number, because the mean of its divisors is an integer number (306339827872).

Almost surely, 2^612679655743 is an apocalyptic number.

612679655743 is a deficient number, since it is larger than the sum of its proper divisors (1).

612679655743 is an equidigital number, since it uses as much as digits as its factorization.

612679655743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57153600, while the sum is 61.

The spelling of 612679655743 in words is "six hundred twelve billion, six hundred seventy-nine million, six hundred fifty-five thousand, seven hundred forty-three".