1361816192 has 128 divisors (see below), whose sum is σ = 3076254720. Its totient is φ = 595123200.

The previous prime is 1361816179. The next prime is 1361816219. The reversal of 1361816192 is 2916181631.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5025017 + ... + 5025287.

It is an arithmetic number, because the mean of its divisors is an integer number (24033240).

Almost surely, 2^1361816192 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1361816192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1538127360).

1361816192 is an abundant number, since it is smaller than the sum of its proper divisors (1714438528).

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

1361816192 is a wasteful number, since it uses less digits than its factorization.

1361816192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422 (or 410 counting only the distinct ones).

The product of its digits is 15552, while the sum is 38.

The square root of 1361816192 is about 36902.7938237744. The cubic root of 1361816192 is about 1108.4246223159.

The spelling of 1361816192 in words is "one billion, three hundred sixty-one million, eight hundred sixteen thousand, one hundred ninety-two".