7138578844683 has 72 divisors (see below), whose sum is σ = 12226833425664. Its totient is φ = 3978423259200.

The previous prime is 7138578844679. The next prime is 7138578844687. The reversal of 7138578844683 is 3864488758317.

7138578844683 is a `hidden beast` number, since 7 + 1 + 3 + 8 + 578 + 8 + 4 + 46 + 8 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (7138578844679) and next prime (7138578844687).

It is not a de Polignac number, because 7138578844683 - 2² = 7138578844679 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7138578844687) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3589098 + ... + 5211408.

It is an arithmetic number, because the mean of its divisors is an integer number (169817130912).

Almost surely, 2^{7138578844683} is an apocalyptic number.

7138578844683 is a deficient number, since it is larger than the sum of its proper divisors (5088254580981).

7138578844683 is a wasteful number, since it uses less digits than its factorization.

7138578844683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1622617 (or 1622601 counting only the distinct ones).

The product of its digits is 867041280, while the sum is 72.

The spelling of 7138578844683 in words is "seven trillion, one hundred thirty-eight billion, five hundred seventy-eight million, eight hundred forty-four thousand, six hundred eighty-three".