51104545511 has 2 divisors, whose sum is σ = 51104545512. Its totient is φ = 51104545510.

The previous prime is 51104545507. The next prime is 51104545559. The reversal of 51104545511 is 11554540115.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51104545511 - 2² = 51104545507 is a prime.

It is a super-2 number, since 2×51104545511² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51104565511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25552272755 + 25552272756.

It is an arithmetic number, because the mean of its divisors is an integer number (25552272756).

Almost surely, 2^51104545511 is an apocalyptic number.

51104545511 is a deficient number, since it is larger than the sum of its proper divisors (1).

51104545511 is an equidigital number, since it uses as much as digits as its factorization.

51104545511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10000, while the sum is 32.

The spelling of 51104545511 in words is "fifty-one billion, one hundred four million, five hundred forty-five thousand, five hundred eleven".