7378894153744 has 45 divisors (see below), whose sum is σ = 14608273564317. Its totient is φ = 3610698292992.

The previous prime is 7378894153733. The next prime is 7378894153753. The reversal of 7378894153744 is 4473514988737.

The square root of 7378894153744 is 2716412.

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., 7279139248144 + 99754905600 = 2697988^2 + 315840^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 510678232 + ... + 510692680.

Almost surely, 2^{7378894153744} is an apocalyptic number.

7378894153744 is the 2716412-nd square number.

It is an amenable number.

7378894153744 is a deficient number, since it is larger than the sum of its proper divisors (7229379410573).

7378894153744 is an frugal number, since it uses more digits than its factorization.

7378894153744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29000 (or 14498 counting only the distinct ones).

The product of its digits is 568995840, while the sum is 70.

The spelling of 7378894153744 in words is "seven trillion, three hundred seventy-eight billion, eight hundred ninety-four million, one hundred fifty-three thousand, seven hundred forty-four".