74535853547 has 4 divisors (see below), whose sum is σ = 74536552056. Its totient is φ = 74535155040.

The previous prime is 74535853531. The next prime is 74535853571.

74535853547 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 74535853547 - 2⁴ = 74535853531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74535853492 and 74535853501.

It is not an unprimeable number, because it can be changed into a prime (74535853247) 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, 152093 + ... + 414974.

It is an arithmetic number, because the mean of its divisors is an integer number (18634138014).

Almost surely, 2^74535853547 is an apocalyptic number.

74535853547 is a deficient number, since it is larger than the sum of its proper divisors (698509).

74535853547 is a wasteful number, since it uses less digits than its factorization.

74535853547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698508.

The product of its digits is 35280000, while the sum is 56.

The spelling of 74535853547 in words is "seventy-four billion, five hundred thirty-five million, eight hundred fifty-three thousand, five hundred forty-seven".