1061010027840 has 112 divisors (see below), whose sum is σ = 3849950696832. Its totient is φ = 242516576256.

The previous prime is 1061010027769. The next prime is 1061010027841. The reversal of 1061010027840 is 487200101601.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×1061010027840² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1061010027798 and 1061010027807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061010027841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78937479 + ... + 78950918.

Almost surely, 2^{1061010027840} is an apocalyptic number.

1061010027840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1061010027840 is an abundant number, since it is smaller than the sum of its proper divisors (2788940668992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1061010027840 is a wasteful number, since it uses less digits than its factorization.

1061010027840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157888424 (or 157888414 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 30.

The spelling of 1061010027840 in words is "one trillion, sixty-one billion, ten million, twenty-seven thousand, eight hundred forty".