1481493361628 has 24 divisors (see below), whose sum is σ = 2964023980512. Its totient is φ = 634703457024.

The previous prime is 1481493361571. The next prime is 1481493361679. The reversal of 1481493361628 is 8261633941841.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9179801 + ... + 9339792.

It is an arithmetic number, because the mean of its divisors is an integer number (123500999188).

Almost surely, 2^{1481493361628} is an apocalyptic number.

It is an amenable number.

1481493361628 is an abundant number, since it is smaller than the sum of its proper divisors (1482530618884).

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

1481493361628 is a wasteful number, since it uses less digits than its factorization.

1481493361628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18522461 (or 18522459 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 56.

The spelling of 1481493361628 in words is "one trillion, four hundred eighty-one billion, four hundred ninety-three million, three hundred sixty-one thousand, six hundred twenty-eight".