1098807804040 has 128 divisors (see below), whose sum is σ = 2510854225920. Its totient is φ = 432739379200.

The previous prime is 1098807804007. The next prime is 1098807804041. The reversal of 1098807804040 is 404087088901.

It is not an unprimeable number, because it can be changed into a prime (1098807804041) 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, 400877070 + ... + 400879810.

It is an arithmetic number, because the mean of its divisors is an integer number (19616048640).

Almost surely, 2^{1098807804040} is an apocalyptic number.

1098807804040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1098807804040 is an abundant number, since it is smaller than the sum of its proper divisors (1412046421880).

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

1098807804040 is a wasteful number, since it uses less digits than its factorization.

1098807804040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3463 (or 3459 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 49.

The spelling of 1098807804040 in words is "one trillion, ninety-eight billion, eight hundred seven million, eight hundred four thousand, forty".