11545065340 has 72 divisors (see below), whose sum is σ = 24780319200. Its totient is φ = 4517973504.

The previous prime is 11545065331. The next prime is 11545065397. The reversal of 11545065340 is 4356054511.

It is a junction number, because it is equal to n+sod(n) for n = 11545065296 and 11545065305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15880057 + ... + 15880783.

It is an arithmetic number, because the mean of its divisors is an integer number (344171100).

Almost surely, 2^11545065340 is an apocalyptic number.

11545065340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11545065340 is an abundant number, since it is smaller than the sum of its proper divisors (13235253860).

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

11545065340 is a wasteful number, since it uses less digits than its factorization.

11545065340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031 (or 956 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 11545065340 in words is "eleven billion, five hundred forty-five million, sixty-five thousand, three hundred forty".