1148920289268 has 24 divisors (see below), whose sum is σ = 2685939862368. Its totient is φ = 382241164896.

The previous prime is 1148920289263. The next prime is 1148920289287. The reversal of 1148920289268 is 8629820298411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1148920289263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91526571 + ... + 91539122.

It is an arithmetic number, because the mean of its divisors is an integer number (111914160932).

Almost surely, 2^{1148920289268} is an apocalyptic number.

It is an amenable number.

1148920289268 is an abundant number, since it is smaller than the sum of its proper divisors (1537019573100).

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

1148920289268 is a wasteful number, since it uses less digits than its factorization.

1148920289268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183066223 (or 183066221 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 60.

The spelling of 1148920289268 in words is "one trillion, one hundred forty-eight billion, nine hundred twenty million, two hundred eighty-nine thousand, two hundred sixty-eight".