75262444426243 has 4 divisors (see below), whose sum is σ = 75262492117800. Its totient is φ = 75262396734688.

The previous prime is 75262444426207. The next prime is 75262444426261. The reversal of 75262444426243 is 34262444426257.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75262444426243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75262444436243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21394630 + ... + 24662827.

It is an arithmetic number, because the mean of its divisors is an integer number (18815623029450).

Almost surely, 2^{75262444426243} is an apocalyptic number.

75262444426243 is a deficient number, since it is larger than the sum of its proper divisors (47691557).

75262444426243 is a wasteful number, since it uses less digits than its factorization.

75262444426243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47691556.

The product of its digits is 61931520, while the sum is 55.

The spelling of 75262444426243 in words is "seventy-five trillion, two hundred sixty-two billion, four hundred forty-four million, four hundred twenty-six thousand, two hundred forty-three".