7138578876386 has 8 divisors (see below), whose sum is σ = 10708245397584. Its totient is φ = 3569163743860.

The previous prime is 7138578876383. The next prime is 7138578876397. The reversal of 7138578876386 is 6836788758317.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (7138578876383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62776160 + ... + 62889771.

It is an arithmetic number, because the mean of its divisors is an integer number (1338530674698).

Almost surely, 2^{7138578876386} is an apocalyptic number.

7138578876386 is a deficient number, since it is larger than the sum of its proper divisors (3569666521198).

7138578876386 is a wasteful number, since it uses less digits than its factorization.

7138578876386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125694336.

The product of its digits is 2275983360, while the sum is 77.

The spelling of 7138578876386 in words is "seven trillion, one hundred thirty-eight billion, five hundred seventy-eight million, eight hundred seventy-six thousand, three hundred eighty-six".