74035389912 has 64 divisors (see below), whose sum is σ = 213792048000. Its totient is φ = 21115261440.

The previous prime is 74035389907. The next prime is 74035389913. The reversal of 74035389912 is 21998353047.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74035389913) 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 15 ways as a sum of consecutive naturals, for example, 8243662 + ... + 8252637.

It is an arithmetic number, because the mean of its divisors is an integer number (3340500750).

Almost surely, 2^74035389912 is an apocalyptic number.

It is an amenable number.

74035389912 is an abundant number, since it is smaller than the sum of its proper divisors (139756658088).

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

74035389912 is a wasteful number, since it uses less digits than its factorization.

74035389912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16496336 (or 16496332 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 51.

The spelling of 74035389912 in words is "seventy-four billion, thirty-five million, three hundred eighty-nine thousand, nine hundred twelve".