1481785205796 has 135 divisors (see below), whose sum is σ = 4506583122657. Its totient is φ = 423323379360.

The previous prime is 1481785205783. The next prime is 1481785205807. The reversal of 1481785205796 is 6975025871841.

The square root of 1481785205796 is 1217286.

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

1481785205796 is a `hidden beast` number, since 1 + 4 + 8 + 1 + 7 + 8 + 52 + 0 + 579 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 306740196 + 1481478465600 = 17514^2 + 1217160^2 .

It is a super-2 number, since 2×1481785205796² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 153373206 + ... + 153382866.

Almost surely, 2^{1481785205796} is an apocalyptic number.

1481785205796 is the 1217286-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1481785205796

1481785205796 is an abundant number, since it is smaller than the sum of its proper divisors (3024797916861).

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

1481785205796 is an frugal number, since it uses more digits than its factorization.

1481785205796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19352 (or 9673 counting only the distinct ones).

The product of its (nonzero) digits is 33868800, while the sum is 63.

The spelling of 1481785205796 in words is "one trillion, four hundred eighty-one billion, seven hundred eighty-five million, two hundred five thousand, seven hundred ninety-six".