74250426437 has 16 divisors (see below), whose sum is σ = 82098105984. Its totient is φ = 66590520000.

The previous prime is 74250426413. The next prime is 74250426463. The reversal of 74250426437 is 73462405247.

It is a cyclic number.

It is not a de Polignac number, because 74250426437 - 2¹⁸ = 74250164293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74250426137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187112 + ... + 428382.

It is an arithmetic number, because the mean of its divisors is an integer number (5131131624).

Almost surely, 2^74250426437 is an apocalyptic number.

It is an amenable number.

74250426437 is a deficient number, since it is larger than the sum of its proper divisors (7847679547).

74250426437 is a wasteful number, since it uses less digits than its factorization.

74250426437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241660.

The product of its (nonzero) digits is 1128960, while the sum is 44.

The spelling of 74250426437 in words is "seventy-four billion, two hundred fifty million, four hundred twenty-six thousand, four hundred thirty-seven".