75426304144 has 20 divisors (see below), whose sum is σ = 152492311296. Its totient is φ = 36073449632.

The previous prime is 75426304141. The next prime is 75426304147. The reversal of 75426304144 is 44140362457.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (75426304141) and next prime (75426304147).

It is a junction number, because it is equal to n+sod(n) for n = 75426304097 and 75426304106.

It is not an unprimeable number, because it can be changed into a prime (75426304141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102481024 + ... + 102481759.

Almost surely, 2^75426304144 is an apocalyptic number.

It is an amenable number.

75426304144 is an abundant number, since it is smaller than the sum of its proper divisors (77066007152).

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

75426304144 is a wasteful number, since it uses less digits than its factorization.

75426304144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204962814 (or 204962808 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 40.

The spelling of 75426304144 in words is "seventy-five billion, four hundred twenty-six million, three hundred four thousand, one hundred forty-four".