1381771173362 has 64 divisors (see below), whose sum is σ = 2265390167040. Its totient is φ = 629889825600.

The previous prime is 1381771173347. The next prime is 1381771173373. The reversal of 1381771173362 is 2633711771831.

It is a self number, because there is not a number n which added to its sum of digits gives 1381771173362.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 248383193 + ... + 248388755.

It is an arithmetic number, because the mean of its divisors is an integer number (35396721360).

Almost surely, 2^{1381771173362} is an apocalyptic number.

1381771173362 is a deficient number, since it is larger than the sum of its proper divisors (883618993678).

1381771173362 is a wasteful number, since it uses less digits than its factorization.

1381771173362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7839.

The product of its digits is 889056, while the sum is 50.

The spelling of 1381771173362 in words is "one trillion, three hundred eighty-one billion, seven hundred seventy-one million, one hundred seventy-three thousand, three hundred sixty-two".