1148355674448 has 20 divisors (see below), whose sum is σ = 2966585492448. Its totient is φ = 382785224800.

The previous prime is 1148355674443. The next prime is 1148355674503. The reversal of 1148355674448 is 8444765538411.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1148355674391 and 1148355674400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1148355674443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11962038228 + ... + 11962038323.

Almost surely, 2^{1148355674448} is an apocalyptic number.

It is an amenable number.

1148355674448 is an abundant number, since it is smaller than the sum of its proper divisors (1818229818000).

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

1148355674448 is a wasteful number, since it uses less digits than its factorization.

1148355674448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23924076562 (or 23924076556 counting only the distinct ones).

The product of its digits is 51609600, while the sum is 60.

The spelling of 1148355674448 in words is "one trillion, one hundred forty-eight billion, three hundred fifty-five million, six hundred seventy-four thousand, four hundred forty-eight".