1131562027008 has 720 divisors, whose sum is σ = 3958008621840. Its totient is φ = 322962038784.

The previous prime is 1131562026967. The next prime is 1131562027033. The reversal of 1131562027008 is 8007202651311.

1131562027008 is a `hidden beast` number, since 1 + 1 + 3 + 1 + 5 + 620 + 27 + 0 + 0 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 1194890791 + ... + 1194891737.

It is an arithmetic number, because the mean of its divisors is an integer number (5497234197).

Almost surely, 2^{1131562027008} is an apocalyptic number.

1131562027008 is a gapful number since it is divisible by the number (18) 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 1131562027008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1979004310920).

1131562027008 is an abundant number, since it is smaller than the sum of its proper divisors (2826446594832).

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

1131562027008 is an frugal number, since it uses more digits than its factorization.

1131562027008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012 (or 959 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

Adding to 1131562027008 its reverse (8007202651311), we get a palindrome (9138764678319).

The spelling of 1131562027008 in words is "one trillion, one hundred thirty-one billion, five hundred sixty-two million, twenty-seven thousand, eight".