74666708623 has 8 divisors (see below), whose sum is σ = 80412663968. Its totient is φ = 68921090784.

The previous prime is 74666708579. The next prime is 74666708681. The reversal of 74666708623 is 32680766647.

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

It is not a de Polignac number, because 74666708623 - 2⁹ = 74666708111 is a prime.

It is a super-2 number, since 2×74666708623² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74666708723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 554086 + ... + 675532.

It is an arithmetic number, because the mean of its divisors is an integer number (10051582996).

Almost surely, 2^74666708623 is an apocalyptic number.

74666708623 is a deficient number, since it is larger than the sum of its proper divisors (5745955345).

74666708623 is a wasteful number, since it uses less digits than its factorization.

74666708623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168753.

The product of its (nonzero) digits is 12192768, while the sum is 55.

The spelling of 74666708623 in words is "seventy-four billion, six hundred sixty-six million, seven hundred eight thousand, six hundred twenty-three".