1088109940636 has 24 divisors (see below), whose sum is σ = 2015610912000. Its totient is φ = 512541047664.

The previous prime is 1088109940609. The next prime is 1088109940637. The reversal of 1088109940636 is 6360499018801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1088109940637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39978676 + ... + 40005883.

It is an arithmetic number, because the mean of its divisors is an integer number (83983788000).

Almost surely, 2^{1088109940636} is an apocalyptic number.

It is an amenable number.

1088109940636 is a deficient number, since it is larger than the sum of its proper divisors (927500971364).

1088109940636 is a wasteful number, since it uses less digits than its factorization.

1088109940636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79984761 (or 79984759 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 55.

The spelling of 1088109940636 in words is "one trillion, eighty-eight billion, one hundred nine million, nine hundred forty thousand, six hundred thirty-six".