1331729848036 has 81 divisors (see below), whose sum is σ = 2802348734787. Its totient is φ = 552122630640.

The previous prime is 1331729847953. The next prime is 1331729848049. The reversal of 1331729848036 is 6308489271331.

The square root of 1331729848036 is 1154006.

It is a perfect power (a square), and thus also a powerful number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 500837275 + ... + 500839933.

Almost surely, 2^{1331729848036} is an apocalyptic number.

1331729848036 is the 1154006-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1331729848036

1331729848036 is an abundant number, since it is smaller than the sum of its proper divisors (1470618886751).

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

1331729848036 is an frugal number, since it uses more digits than its factorization.

1331729848036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5398 (or 2699 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 1331729848036 in words is "one trillion, three hundred thirty-one billion, seven hundred twenty-nine million, eight hundred forty-eight thousand, thirty-six".