1361746944 has 88 divisors (see below), whose sum is σ = 4032917520. Its totient is φ = 453906432.

The previous prime is 1361746913. The next prime is 1361746961. The reversal of 1361746944 is 4496471631.

1361746944 is a `hidden beast` number, since 136 + 17 + 469 + 44 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1361746944.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3022 + ... + 52274.

Almost surely, 2^1361746944 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 1361746944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2016458760).

1361746944 is an abundant number, since it is smaller than the sum of its proper divisors (2671170576).

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

1361746944 is an equidigital number, since it uses as much as digits as its factorization.

1361746944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49282 (or 49258 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 1361746944 is about 36901.8555631014. The cubic root of 1361746944 is about 1108.4058342960.

The spelling of 1361746944 in words is "one billion, three hundred sixty-one million, seven hundred forty-six thousand, nine hundred forty-four".