11345524240 has 20 divisors (see below), whose sum is σ = 26378344044. Its totient is φ = 4538209664.

The previous prime is 11345524219. The next prime is 11345524271. The reversal of 11345524240 is 4242554311.

It can be written as a sum of positive squares in 2 ways, for example, as 6139035904 + 5206488336 = 78352^2 + 72156^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70909447 + ... + 70909606.

Almost surely, 2^11345524240 is an apocalyptic number.

11345524240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11345524240 is an abundant number, since it is smaller than the sum of its proper divisors (15032819804).

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

11345524240 is a wasteful number, since it uses less digits than its factorization.

11345524240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141819066 (or 141819060 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The spelling of 11345524240 in words is "eleven billion, three hundred forty-five million, five hundred twenty-four thousand, two hundred forty".