8378120762344 has 8 divisors (see below), whose sum is σ = 15708976429410. Its totient is φ = 4189060381168.

The previous prime is 8378120762339. The next prime is 8378120762357. The reversal of 8378120762344 is 4432670218738.

It can be written as a sum of positive squares in only one way, i.e., 5701827622500 + 2676293139844 = 2387850^2 + 1635938^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523632547639 + ... + 523632547654.

Almost surely, 2^{8378120762344} is an apocalyptic number.

It is an amenable number.

8378120762344 is a deficient number, since it is larger than the sum of its proper divisors (7330855667066).

8378120762344 is a wasteful number, since it uses less digits than its factorization.

8378120762344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047265095299 (or 1047265095295 counting only the distinct ones).

The product of its (nonzero) digits is 10838016, while the sum is 55.

The spelling of 8378120762344 in words is "eight trillion, three hundred seventy-eight billion, one hundred twenty million, seven hundred sixty-two thousand, three hundred forty-four".