11145504660 has 48 divisors (see below), whose sum is σ = 31216920000. Its totient is φ = 2971229184.

The previous prime is 11145504599. The next prime is 11145504661. The reversal of 11145504660 is 6640554111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11145504661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183396 + ... + 236484.

It is an arithmetic number, because the mean of its divisors is an integer number (650352500).

Almost surely, 2^11145504660 is an apocalyptic number.

11145504660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11145504660 is an abundant number, since it is smaller than the sum of its proper divisors (20071415340).

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

11145504660 is a wasteful number, since it uses less digits than its factorization.

11145504660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56600 (or 56598 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 11145504660 in words is "eleven billion, one hundred forty-five million, five hundred four thousand, six hundred sixty".