1481271617188 has 24 divisors (see below), whose sum is σ = 2827914798240. Its totient is φ = 673297513920.

The previous prime is 1481271617143. The next prime is 1481271617201. The reversal of 1481271617188 is 8817161721841.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5619448 + ... + 5877136.

It is an arithmetic number, because the mean of its divisors is an integer number (117829783260).

Almost surely, 2^{1481271617188} is an apocalyptic number.

It is an amenable number.

1481271617188 is a deficient number, since it is larger than the sum of its proper divisors (1346643181052).

1481271617188 is a wasteful number, since it uses less digits than its factorization.

1481271617188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388347 (or 388345 counting only the distinct ones).

The product of its digits is 1204224, while the sum is 55.

The spelling of 1481271617188 in words is "one trillion, four hundred eighty-one billion, two hundred seventy-one million, six hundred seventeen thousand, one hundred eighty-eight".