1061011060551 has 24 divisors (see below), whose sum is σ = 1650501923616. Its totient is φ = 652913951040.

The previous prime is 1061011060547. The next prime is 1061011060567. The reversal of 1061011060551 is 1550601101601.

1061011060551 is a `hidden beast` number, since 1 + 0 + 6 + 1 + 0 + 1 + 1 + 0 + 605 + 51 = 666.

It is not a de Polignac number, because 1061011060551 - 2² = 1061011060547 is a prime.

It is a super-2 number, since 2×1061011060551² (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 (1061011060511) 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, 6270901 + ... + 6437873.

It is an arithmetic number, because the mean of its divisors is an integer number (68770913484).

Almost surely, 2^{1061011060551} is an apocalyptic number.

1061011060551 is a deficient number, since it is larger than the sum of its proper divisors (589490863065).

1061011060551 is a wasteful number, since it uses less digits than its factorization.

1061011060551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221303 (or 221300 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 27.

The spelling of 1061011060551 in words is "one trillion, sixty-one billion, eleven million, sixty thousand, five hundred fifty-one".