60611105551 has 2 divisors, whose sum is σ = 60611105552. Its totient is φ = 60611105550.

The previous prime is 60611105539. The next prime is 60611105561. The reversal of 60611105551 is 15550111606.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60611105551 is a prime.

It is a super-2 number, since 2×60611105551² (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 (60611105501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30305552775 + 30305552776.

It is an arithmetic number, because the mean of its divisors is an integer number (30305552776).

Almost surely, 2^60611105551 is an apocalyptic number.

60611105551 is a deficient number, since it is larger than the sum of its proper divisors (1).

60611105551 is an equidigital number, since it uses as much as digits as its factorization.

60611105551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 31.

The spelling of 60611105551 in words is "sixty billion, six hundred eleven million, one hundred five thousand, five hundred fifty-one".