74045846506 has 8 divisors (see below), whose sum is σ = 111186805284. Its totient is φ = 36983578080.

The previous prime is 74045846489. The next prime is 74045846509. The reversal of 74045846506 is 60564854047.

It can be written as a sum of positive squares in 2 ways, for example, as 70190554225 + 3855292281 = 264935^2 + 62091^2 .

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

It is a super-2 number, since 2×74045846506² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 74045846506.

It is not an unprimeable number, because it can be changed into a prime (74045846509) 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, 19670235 + ... + 19673998.

Almost surely, 2^74045846506 is an apocalyptic number.

74045846506 is a deficient number, since it is larger than the sum of its proper divisors (37140958778).

74045846506 is a wasteful number, since it uses less digits than its factorization.

74045846506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39345176.

The product of its (nonzero) digits is 3225600, while the sum is 49.

The spelling of 74045846506 in words is "seventy-four billion, forty-five million, eight hundred forty-six thousand, five hundred six".