11440535616 has 336 divisors, whose sum is σ = 35832775680. Its totient is φ = 3479224320.

The previous prime is 11440535609. The next prime is 11440535629. The reversal of 11440535616 is 61653504411.

11440535616 is a `hidden beast` number, since 1 + 1 + 4 + 4 + 0 + 5 + 35 + 616 = 666.

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 47 ways as a sum of consecutive naturals, for example, 36551076 + ... + 36551388.

Almost surely, 2^11440535616 is an apocalyptic number.

11440535616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11440535616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17916387840).

11440535616 is an abundant number, since it is smaller than the sum of its proper divisors (24392240064).

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

11440535616 is a wasteful number, since it uses less digits than its factorization.

11440535616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474 (or 461 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 11440535616 in words is "eleven billion, four hundred forty million, five hundred thirty-five thousand, six hundred sixteen".