74117671147 has 4 divisors (see below), whose sum is σ = 79819030480. Its totient is φ = 68416311816.

The previous prime is 74117671123. The next prime is 74117671193.

74117671147 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74117671147 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74117671097 and 74117671106.

It is not an unprimeable number, because it can be changed into a prime (74117671547) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2850679647 + ... + 2850679672.

It is an arithmetic number, because the mean of its divisors is an integer number (19954757620).

Almost surely, 2^74117671147 is an apocalyptic number.

74117671147 is a deficient number, since it is larger than the sum of its proper divisors (5701359333).

74117671147 is a wasteful number, since it uses less digits than its factorization.

74117671147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5701359332.

The product of its digits is 230496, while the sum is 46.

The spelling of 74117671147 in words is "seventy-four billion, one hundred seventeen million, six hundred seventy-one thousand, one hundred forty-seven".