1061055550071 has 24 divisors (see below), whose sum is σ = 1674503550720. Its totient is φ = 642088112400.

The previous prime is 1061055550039. The next prime is 1061055550109. The reversal of 1061055550071 is 1700555501601.

It is a happy number.

It is not a de Polignac number, because 1061055550071 - 2⁵ = 1061055550039 is a prime.

It is a super-2 number, since 2×1061055550071² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061055550571) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8066575 + ... + 8197056.

It is an arithmetic number, because the mean of its divisors is an integer number (69770981280).

Almost surely, 2^{1061055550071} is an apocalyptic number.

1061055550071 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1061055550071 is a deficient number, since it is larger than the sum of its proper divisors (613448000649).

1061055550071 is a wasteful number, since it uses less digits than its factorization.

1061055550071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16264307 (or 16264304 counting only the distinct ones).

The product of its (nonzero) digits is 26250, while the sum is 36.

The spelling of 1061055550071 in words is "one trillion, sixty-one billion, fifty-five million, five hundred fifty thousand, seventy-one".