1148331326418 has 48 divisors (see below), whose sum is σ = 2635485465600. Its totient is φ = 360113347968.

The previous prime is 1148331326413. The next prime is 1148331326419. The reversal of 1148331326418 is 8146231338411.

1148331326418 is a `hidden beast` number, since 1 + 1 + 48 + 331 + 3 + 264 + 18 = 666.

It is not an unprimeable number, because it can be changed into a prime (1148331326413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18018 + ... + 1515581.

It is an arithmetic number, because the mean of its divisors is an integer number (54905947200).

Almost surely, 2^{1148331326418} is an apocalyptic number.

1148331326418 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1148331326418 is an abundant number, since it is smaller than the sum of its proper divisors (1487154139182).

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

1148331326418 is a wasteful number, since it uses less digits than its factorization.

1148331326418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536071 (or 1536068 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The spelling of 1148331326418 in words is "one trillion, one hundred forty-eight billion, three hundred thirty-one million, three hundred twenty-six thousand, four hundred eighteen".