11204040140 has 36 divisors (see below), whose sum is σ = 24595962384. Its totient is φ = 4286759136.

The previous prime is 11204040121. The next prime is 11204040161. The reversal of 11204040140 is 4104040211.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 518912 + ... + 540071.

Almost surely, 2^11204040140 is an apocalyptic number.

11204040140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11204040140 is an abundant number, since it is smaller than the sum of its proper divisors (13391922244).

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

11204040140 is a wasteful number, since it uses less digits than its factorization.

11204040140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059038 (or 1059013 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 11204040140 its reverse (4104040211), we get a palindrome (15308080351).

The spelling of 11204040140 in words is "eleven billion, two hundred four million, forty thousand, one hundred forty".