11498941440 has 880 divisors, whose sum is σ = 50076366912. Its totient is φ = 2463105024.

The previous prime is 11498941411. The next prime is 11498941451. The reversal of 11498941440 is 4414989411.

It is a happy number.

11498941440 is a `hidden beast` number, since 11 + 498 + 9 + 4 + 144 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 49351564 + ... + 49351796.

Almost surely, 2^11498941440 is an apocalyptic number.

11498941440 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 11498941440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25038183456).

11498941440 is an abundant number, since it is smaller than the sum of its proper divisors (38577425472).

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

11498941440 is a wasteful number, since it uses less digits than its factorization.

11498941440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294 (or 267 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The spelling of 11498941440 in words is "eleven billion, four hundred ninety-eight million, nine hundred forty-one thousand, four hundred forty".