1381845624522 has 16 divisors (see below), whose sum is σ = 3014935908192. Its totient is φ = 418741098320.

The previous prime is 1381845624521. The next prime is 1381845624569. The reversal of 1381845624522 is 2254265481831.

It is not an unprimeable number, because it can be changed into a prime (1381845624521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10468527393 + ... + 10468527524.

It is an arithmetic number, because the mean of its divisors is an integer number (188433494262).

Almost surely, 2^{1381845624522} is an apocalyptic number.

1381845624522 is an abundant number, since it is smaller than the sum of its proper divisors (1633090283670).

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

1381845624522 is a wasteful number, since it uses less digits than its factorization.

1381845624522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20937054933.

The product of its digits is 3686400, while the sum is 51.

The spelling of 1381845624522 in words is "one trillion, three hundred eighty-one billion, eight hundred forty-five million, six hundred twenty-four thousand, five hundred twenty-two".