75344244357 has 8 divisors (see below), whose sum is σ = 100813972384. Its totient is φ = 50052006288.

The previous prime is 75344244319. The next prime is 75344244359.

75344244357 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 75344244357 - 2¹⁰ = 75344243333 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 (75344244359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44371498 + ... + 44373195.

It is an arithmetic number, because the mean of its divisors is an integer number (12601746548).

Almost surely, 2^75344244357 is an apocalyptic number.

It is an amenable number.

75344244357 is a deficient number, since it is larger than the sum of its proper divisors (25469728027).

75344244357 is a wasteful number, since it uses less digits than its factorization.

75344244357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88744979.

The product of its digits is 5644800, while the sum is 48.

The spelling of 75344244357 in words is "seventy-five billion, three hundred forty-four million, two hundred forty-four thousand, three hundred fifty-seven".