1350564731044 has 9 divisors (see below), whose sum is σ = 2363492346817. Its totient is φ = 675281203384.

The previous prime is 1350564731041. The next prime is 1350564731053. The reversal of 1350564731044 is 4401374650531.

It is a happy number.

The square root of 1350564731044 is 1162138.

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

It can be written as a sum of positive squares in only one way, i.e., 10249132644 + 1340315598400 = 101238^2 + 1157720^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1350564731041) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2033742 + ... + 2614810.

Almost surely, 2^{1350564731044} is an apocalyptic number.

1350564731044 is the 1162138-th square number.

It is an amenable number.

1350564731044 is a deficient number, since it is larger than the sum of its proper divisors (1012927615773).

1350564731044 is an frugal number, since it uses more digits than its factorization.

1350564731044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162142 (or 581071 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 43.

The spelling of 1350564731044 in words is "one trillion, three hundred fifty billion, five hundred sixty-four million, seven hundred thirty-one thousand, forty-four".