11098432440 has 96 divisors (see below), whose sum is σ = 36908791920. Its totient is φ = 2890750464.

The previous prime is 11098432427. The next prime is 11098432441. The reversal of 11098432440 is 4423489011.

It is a happy number.

11098432440 is a `hidden beast` number, since 1 + 109 + 84 + 32 + 440 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 11098432395 and 11098432404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11098432441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 342997 + ... + 373956.

Almost surely, 2^11098432440 is an apocalyptic number.

11098432440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11098432440 is an abundant number, since it is smaller than the sum of its proper divisors (25810359480).

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

11098432440 is a wasteful number, since it uses less digits than its factorization.

11098432440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717013 (or 717006 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The spelling of 11098432440 in words is "eleven billion, ninety-eight million, four hundred thirty-two thousand, four hundred forty".