611667228379 has 2 divisors, whose sum is σ = 611667228380. Its totient is φ = 611667228378.

The previous prime is 611667228317. The next prime is 611667228407. The reversal of 611667228379 is 973822766116.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 611667228379 - 2¹⁵ = 611667195611 is a prime.

It is not a weakly prime, because it can be changed into another prime (611667228979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305833614189 + 305833614190.

It is an arithmetic number, because the mean of its divisors is an integer number (305833614190).

Almost surely, 2^611667228379 is an apocalyptic number.

611667228379 is a deficient number, since it is larger than the sum of its proper divisors (1).

611667228379 is an equidigital number, since it uses as much as digits as its factorization.

611667228379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9144576, while the sum is 58.

The spelling of 611667228379 in words is "six hundred eleven billion, six hundred sixty-seven million, two hundred twenty-eight thousand, three hundred seventy-nine".