1364536044 has 60 divisors (see below), whose sum is σ = 3583074264. Its totient is φ = 452817216.

The previous prime is 1364536031. The next prime is 1364536049. The reversal of 1364536044 is 4406354631.

1364536044 is a `hidden beast` number, since 1 + 3 + 6 + 45 + 3 + 604 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1364536049) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 64272 + ... + 82824.

Almost surely, 2^1364536044 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 1364536044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1791537132).

1364536044 is an abundant number, since it is smaller than the sum of its proper divisors (2218538220).

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

1364536044 is a wasteful number, since it uses less digits than its factorization.

1364536044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18796 (or 18785 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The square root of 1364536044 is about 36939.6270149009. The cubic root of 1364536044 is about 1109.1620556845.

The spelling of 1364536044 in words is "one billion, three hundred sixty-four million, five hundred thirty-six thousand, forty-four".