74193320671628 has 48 divisors (see below), whose sum is σ = 137928415101120. Its totient is φ = 34799756949504.

The previous prime is 74193320671601. The next prime is 74193320671669. The reversal of 74193320671628 is 82617602339147.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23797625 + ... + 26734127.

It is an arithmetic number, because the mean of its divisors is an integer number (2873508647940).

Almost surely, 2^{74193320671628} is an apocalyptic number.

It is an amenable number.

74193320671628 is a deficient number, since it is larger than the sum of its proper divisors (63735094429492).

74193320671628 is a wasteful number, since it uses less digits than its factorization.

74193320671628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2937746 (or 2937744 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 59.

The spelling of 74193320671628 in words is "seventy-four trillion, one hundred ninety-three billion, three hundred twenty million, six hundred seventy-one thousand, six hundred twenty-eight".