74140673340 has 24 divisors (see below), whose sum is σ = 207593885520. Its totient is φ = 19770846208.

The previous prime is 74140673339. The next prime is 74140673353. The reversal of 74140673340 is 4337604147.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 617838885 + ... + 617839004.

It is an arithmetic number, because the mean of its divisors is an integer number (8649745230).

Almost surely, 2^74140673340 is an apocalyptic number.

It is an amenable number.

74140673340 is an abundant number, since it is smaller than the sum of its proper divisors (133453212180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74140673340 is a wasteful number, since it uses less digits than its factorization.

74140673340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235677901 (or 1235677899 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 39.

The spelling of 74140673340 in words is "seventy-four billion, one hundred forty million, six hundred seventy-three thousand, three hundred forty".