1356544044 has 48 divisors (see below), whose sum is σ = 3524018400. Its totient is φ = 451274688.

The previous prime is 1356544037. The next prime is 1356544051. The reversal of 1356544044 is 4404456531.

1356544044 is a `hidden beast` number, since 13 + 565 + 4 + 40 + 44 = 666.

It is an interprime number because it is at equal distance from previous prime (1356544037) and next prime (1356544051).

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

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, 42634 + ... + 67310.

It is an arithmetic number, because the mean of its divisors is an integer number (73417050).

Almost surely, 2^1356544044 is an apocalyptic number.

It is an amenable number.

1356544044 is an abundant number, since it is smaller than the sum of its proper divisors (2167474356).

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

1356544044 is a wasteful number, since it uses less digits than its factorization.

1356544044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25199 (or 25191 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The square root of 1356544044 is about 36831.2916417548. The cubic root of 1356544044 is about 1106.9923839636.

The spelling of 1356544044 in words is "one billion, three hundred fifty-six million, five hundred forty-four thousand, forty-four".