611056444051 has 2 divisors, whose sum is σ = 611056444052. Its totient is φ = 611056444050.

The previous prime is 611056444043. The next prime is 611056444091. The reversal of 611056444051 is 150444650116.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 611056444051 - 2³ = 611056444043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 611056444051.

It is not a weakly prime, because it can be changed into another prime (611056444021) 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, 305528222025 + 305528222026.

It is an arithmetic number, because the mean of its divisors is an integer number (305528222026).

Almost surely, 2^611056444051 is an apocalyptic number.

611056444051 is a deficient number, since it is larger than the sum of its proper divisors (1).

611056444051 is an equidigital number, since it uses as much as digits as its factorization.

611056444051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 611056444051 in words is "six hundred eleven billion, fifty-six million, four hundred forty-four thousand, fifty-one".