1088811291672 has 192 divisors, whose sum is σ = 3302781300000. Its totient is φ = 334056213504.

The previous prime is 1088811291613. The next prime is 1088811291761. The reversal of 1088811291672 is 2761921188801.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8758204 + ... + 8881652.

Almost surely, 2^{1088811291672} is an apocalyptic number.

1088811291672 is a gapful number since it is divisible by the number (12) 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 1088811291672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1651390650000).

1088811291672 is an abundant number, since it is smaller than the sum of its proper divisors (2213970008328).

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

1088811291672 is a wasteful number, since it uses less digits than its factorization.

1088811291672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123832 (or 123816 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 54.

The spelling of 1088811291672 in words is "one trillion, eighty-eight billion, eight hundred eleven million, two hundred ninety-one thousand, six hundred seventy-two".