11345311340 has 24 divisors (see below), whose sum is σ = 25991077392. Its totient is φ = 4125567680.

The previous prime is 11345311339. The next prime is 11345311363. The reversal of 11345311340 is 4311354311.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25784579 + ... + 25785018.

It is an arithmetic number, because the mean of its divisors is an integer number (1082961558).

Almost surely, 2^11345311340 is an apocalyptic number.

11345311340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11345311340 is an abundant number, since it is smaller than the sum of its proper divisors (14645766052).

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

11345311340 is a wasteful number, since it uses less digits than its factorization.

11345311340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51569617 (or 51569615 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 11345311340 its reverse (4311354311), we get a palindrome (15656665651).

The spelling of 11345311340 in words is "eleven billion, three hundred forty-five million, three hundred eleven thousand, three hundred forty".