1373096491264 has 27 divisors (see below), whose sum is σ = 2740866748977. Its totient is φ = 686538871296.

The previous prime is 1373096491253. The next prime is 1373096491267. The reversal of 1373096491264 is 4621946903731.

The square root of 1373096491264 is 1171792.

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., 659733817600 + 713362673664 = 812240^2 + 844608^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1373096491267) 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, 18712054 + ... + 18785290.

Almost surely, 2^{1373096491264} is an apocalyptic number.

1373096491264 is the 1171792-nd square number.

It is an amenable number.

1373096491264 is a deficient number, since it is larger than the sum of its proper divisors (1367770257713).

1373096491264 is an frugal number, since it uses more digits than its factorization.

1373096491264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146490 (or 73239 counting only the distinct ones).

The product of its (nonzero) digits is 5878656, while the sum is 55.

The spelling of 1373096491264 in words is "one trillion, three hundred seventy-three billion, ninety-six million, four hundred ninety-one thousand, two hundred sixty-four".