11040661061280 has 96 divisors (see below), whose sum is σ = 38642313729600. Its totient is φ = 2944176281856.

The previous prime is 11040661061249. The next prime is 11040661061303. The reversal of 11040661061280 is 8216016604011.

11040661061280 is a `hidden beast` number, since 1 + 10 + 4 + 0 + 6 + 610 + 6 + 1 + 28 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1277849970 + ... + 1277858609.

It is an arithmetic number, because the mean of its divisors is an integer number (402524101350).

Almost surely, 2^{11040661061280} is an apocalyptic number.

11040661061280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11040661061280 is an abundant number, since it is smaller than the sum of its proper divisors (27601652668320).

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

11040661061280 is a wasteful number, since it uses less digits than its factorization.

11040661061280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2555708603 (or 2555708589 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

Adding to 11040661061280 its reverse (8216016604011), we get a palindrome (19256677665291).

The spelling of 11040661061280 in words is "eleven trillion, forty billion, six hundred sixty-one million, sixty-one thousand, two hundred eighty".