1380816048081 has 16 divisors (see below), whose sum is σ = 1841874796800. Its totient is φ = 920150769408.

The previous prime is 1380816048041. The next prime is 1380816048083. The reversal of 1380816048081 is 1808406180831.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1380816048081 is a prime.

It is a super-2 number, since 2×1380816048081² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1380816048081.

It is not an unprimeable number, because it can be changed into a prime (1380816048083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94317160 + ... + 94331798.

It is an arithmetic number, because the mean of its divisors is an integer number (115117174800).

Almost surely, 2^{1380816048081} is an apocalyptic number.

It is an amenable number.

1380816048081 is a deficient number, since it is larger than the sum of its proper divisors (461058748719).

1380816048081 is a wasteful number, since it uses less digits than its factorization.

1380816048081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25928.

The product of its (nonzero) digits is 294912, while the sum is 48.

The spelling of 1380816048081 in words is "one trillion, three hundred eighty billion, eight hundred sixteen million, forty-eight thousand, eighty-one".