74458916927 has 4 divisors (see below), whose sum is σ = 74472164400. Its totient is φ = 74445669456.

The previous prime is 74458916887. The next prime is 74458916929. The reversal of 74458916927 is 72961985447.

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

It is a cyclic number.

It is not a de Polignac number, because 74458916927 - 2¹⁴ = 74458900543 is a prime.

It is a super-4 number, since 4×74458916927⁴ (a number of 45 digits) contains 4444 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74458916927.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74458916929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6615302 + ... + 6626547.

It is an arithmetic number, because the mean of its divisors is an integer number (18618041100).

Almost surely, 2^74458916927 is an apocalyptic number.

74458916927 is a deficient number, since it is larger than the sum of its proper divisors (13247473).

74458916927 is a wasteful number, since it uses less digits than its factorization.

74458916927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13247472.

The product of its digits is 30481920, while the sum is 62.

The spelling of 74458916927 in words is "seventy-four billion, four hundred fifty-eight million, nine hundred sixteen thousand, nine hundred twenty-seven".