11006431340 has 24 divisors (see below), whose sum is σ = 24330006960. Its totient is φ = 4170858048.

The previous prime is 11006431333. The next prime is 11006431357. The reversal of 11006431340 is 4313460011.

It is a super-2 number, since 2×11006431340² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14481767 + ... + 14482526.

It is an arithmetic number, because the mean of its divisors is an integer number (1013750290).

Almost surely, 2^11006431340 is an apocalyptic number.

11006431340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11006431340 is an abundant number, since it is smaller than the sum of its proper divisors (13323575620).

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

11006431340 is a wasteful number, since it uses less digits than its factorization.

11006431340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28964321 (or 28964319 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 11006431340 its reverse (4313460011), we get a palindrome (15319891351).

The spelling of 11006431340 in words is "eleven billion, six million, four hundred thirty-one thousand, three hundred forty".