74001075438 has 16 divisors (see below), whose sum is σ = 153105673680. Its totient is φ = 23816438016.

The previous prime is 74001075427. The next prime is 74001075443. The reversal of 74001075438 is 83457010047.

It is a junction number, because it is equal to n+sod(n) for n = 74001075396 and 74001075405.

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, 212646595 + ... + 212646942.

It is an arithmetic number, because the mean of its divisors is an integer number (9569104605).

Almost surely, 2^74001075438 is an apocalyptic number.

74001075438 is an abundant number, since it is smaller than the sum of its proper divisors (79104598242).

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

74001075438 is a wasteful number, since it uses less digits than its factorization.

74001075438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425293571.

The product of its (nonzero) digits is 94080, while the sum is 39.

The spelling of 74001075438 in words is "seventy-four billion, one million, seventy-five thousand, four hundred thirty-eight".