611061051055 has 48 divisors (see below), whose sum is σ = 958545572544. Its totient is φ = 369964869120.

The previous prime is 611061051011. The next prime is 611061051061. The reversal of 611061051055 is 550150160116.

It is not a de Polignac number, because 611061051055 - 2⁷ = 611061050927 is a prime.

It is a super-2 number, since 2×611061051055² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4097526 + ... + 4244035.

It is an arithmetic number, because the mean of its divisors is an integer number (19969699428).

Almost surely, 2^611061051055 is an apocalyptic number.

611061051055 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

611061051055 is a deficient number, since it is larger than the sum of its proper divisors (347484521489).

611061051055 is a wasteful number, since it uses less digits than its factorization.

611061051055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8341616 (or 8341609 counting only the distinct ones).

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

The spelling of 611061051055 in words is "six hundred eleven billion, sixty-one million, fifty-one thousand, fifty-five".