1335730324644 has 81 divisors (see below), whose sum is σ = 3425917347489. Its totient is φ = 438810603840.

The previous prime is 1335730324639. The next prime is 1335730324693. The reversal of 1335730324644 is 4464230375331.

The square root of 1335730324644 is 1155738.

It is a perfect power (a square), and thus also a powerful number.

1335730324644 is a `hidden beast` number, since 1 + 3 + 3 + 573 + 0 + 32 + 4 + 6 + 44 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1318064724900 + 17665599744 = 1148070^2 + 132912^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1335730324644.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 492343032 + ... + 492345744.

Almost surely, 2^{1335730324644} is an apocalyptic number.

1335730324644 is the 1155738-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1335730324644

1335730324644 is an abundant number, since it is smaller than the sum of its proper divisors (2090187022845).

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

1335730324644 is an frugal number, since it uses more digits than its factorization.

1335730324644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5578 (or 2789 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 45.

Adding to 1335730324644 its reverse (4464230375331), we get a palindrome (5799960699975).

The spelling of 1335730324644 in words is "one trillion, three hundred thirty-five billion, seven hundred thirty million, three hundred twenty-four thousand, six hundred forty-four".