74505023305 has 8 divisors (see below), whose sum is σ = 89467568712. Its totient is φ = 59562991488.

The previous prime is 74505023287. The next prime is 74505023339. The reversal of 74505023305 is 50332050547.

It can be written as a sum of positive squares in 4 ways, for example, as 16299118224 + 58205905081 = 127668^2 + 241259^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 74505023305 - 2⁵ = 74505023273 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5120404 + ... + 5134933.

It is an arithmetic number, because the mean of its divisors is an integer number (11183446089).

Almost surely, 2^74505023305 is an apocalyptic number.

It is an amenable number.

74505023305 is a deficient number, since it is larger than the sum of its proper divisors (14962545407).

74505023305 is a wasteful number, since it uses less digits than its factorization.

74505023305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10256795.

The product of its (nonzero) digits is 63000, while the sum is 34.

The spelling of 74505023305 in words is "seventy-four billion, five hundred five million, twenty-three thousand, three hundred five".