1480289491818 has 16 divisors (see below), whose sum is σ = 3289532204160. Its totient is φ = 493429830588.

The previous prime is 1480289491781. The next prime is 1480289491897. The reversal of 1480289491818 is 8181949820841.

1480289491818 is a `hidden beast` number, since 1 + 48 + 0 + 28 + 9 + 491 + 81 + 8 = 666.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 13706384130 + ... + 13706384237.

It is an arithmetic number, because the mean of its divisors is an integer number (205595762760).

Almost surely, 2^{1480289491818} is an apocalyptic number.

1480289491818 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1480289491818 is an abundant number, since it is smaller than the sum of its proper divisors (1809242712342).

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

1480289491818 is a wasteful number, since it uses less digits than its factorization.

1480289491818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27412768378 (or 27412768372 counting only the distinct ones).

The product of its (nonzero) digits is 10616832, while the sum is 63.

The spelling of 1480289491818 in words is "one trillion, four hundred eighty billion, two hundred eighty-nine million, four hundred ninety-one thousand, eight hundred eighteen".