1338524046916 has 81 divisors (see below), whose sum is σ = 2849268328221. Its totient is φ = 548559004224.

The previous prime is 1338524046869. The next prime is 1338524046919. The reversal of 1338524046916 is 6196404258331.

The square root of 1338524046916 is 1156946.

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

It can be written as a sum of positive squares in only one way, i.e., 425169202500 + 913354844416 = 652050^2 + 955696^2 .

It is a super-2 number, since 2×1338524046916² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1338524046919) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 372534816 + ... + 372538408.

Almost surely, 2^{1338524046916} is an apocalyptic number.

1338524046916 is the 1156946-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1338524046916

1338524046916 is an abundant number, since it is smaller than the sum of its proper divisors (1510744281305).

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

1338524046916 is an frugal number, since it uses more digits than its factorization.

1338524046916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7250 (or 3625 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 52.

The spelling of 1338524046916 in words is "one trillion, three hundred thirty-eight billion, five hundred twenty-four million, forty-six thousand, nine hundred sixteen".