74140680121 has 8 divisors (see below), whose sum is σ = 79515328320. Its totient is φ = 68913282672.

The previous prime is 74140680091. The next prime is 74140680127. The reversal of 74140680121 is 12108604147.

It is a happy number.

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 74140680121 - 2¹³ = 74140671929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74140680127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36811645 + ... + 36813658.

It is an arithmetic number, because the mean of its divisors is an integer number (9939416040).

Almost surely, 2^74140680121 is an apocalyptic number.

It is an amenable number.

74140680121 is a deficient number, since it is larger than the sum of its proper divisors (5374648199).

74140680121 is a wasteful number, since it uses less digits than its factorization.

74140680121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73625375.

The product of its (nonzero) digits is 10752, while the sum is 34.

The spelling of 74140680121 in words is "seventy-four billion, one hundred forty million, six hundred eighty thousand, one hundred twenty-one".