1056006266620 has 96 divisors (see below), whose sum is σ = 2373523689600. Its totient is φ = 393751987200.

The previous prime is 1056006266617. The next prime is 1056006266621. The reversal of 1056006266620 is 266626006501.

It is a super-2 number, since 2×1056006266620² (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 (1056006266621) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3487270 + ... + 3777970.

It is an arithmetic number, because the mean of its divisors is an integer number (24724205100).

Almost surely, 2^{1056006266620} is an apocalyptic number.

1056006266620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1056006266620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1186761844800).

1056006266620 is an abundant number, since it is smaller than the sum of its proper divisors (1317517422980).

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

1056006266620 is a wasteful number, since it uses less digits than its factorization.

1056006266620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290935 (or 290933 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 1056006266620 in words is "one trillion, fifty-six billion, six million, two hundred sixty-six thousand, six hundred twenty".