11396447040 has 224 divisors, whose sum is σ = 39839310720. Its totient is φ = 2737152000.

The previous prime is 11396447033. The next prime is 11396447047. The reversal of 11396447040 is 4074469311.

It is an interprime number because it is at equal distance from previous prime (11396447033) and next prime (11396447047).

It is a self number, because there is not a number n which added to its sum of digits gives 11396447040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11396447047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1146090 + ... + 1155990.

Almost surely, 2^11396447040 is an apocalyptic number.

11396447040 is a gapful number since it is divisible by the number (10) 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 11396447040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19919655360).

11396447040 is an abundant number, since it is smaller than the sum of its proper divisors (28442863680).

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

11396447040 is a wasteful number, since it uses less digits than its factorization.

11396447040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10041 (or 10031 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The spelling of 11396447040 in words is "eleven billion, three hundred ninety-six million, four hundred forty-seven thousand, forty".