74546916667 has 4 divisors (see below), whose sum is σ = 75083225560. Its totient is φ = 74010607776.

The previous prime is 74546916643. The next prime is 74546916677. The reversal of 74546916667 is 76661964547.

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 74546916667 - 2¹⁹ = 74546392379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74546916637) 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, 268154238 + ... + 268154515.

It is an arithmetic number, because the mean of its divisors is an integer number (18770806390).

Almost surely, 2^74546916667 is an apocalyptic number.

74546916667 is a deficient number, since it is larger than the sum of its proper divisors (536308893).

74546916667 is a wasteful number, since it uses less digits than its factorization.

74546916667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536308892.

The product of its digits is 45722880, while the sum is 61.

The spelling of 74546916667 in words is "seventy-four billion, five hundred forty-six million, nine hundred sixteen thousand, six hundred sixty-seven".