75209860142 has 8 divisors (see below), whose sum is σ = 114498593256. Its totient is φ = 37043662392.

The previous prime is 75209860111. The next prime is 75209860163. The reversal of 75209860142 is 24106890257.

It is a happy number.

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

It is a super-3 number, since 3×75209860142³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 75209860093 and 75209860102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280633673 + ... + 280633940.

It is an arithmetic number, because the mean of its divisors is an integer number (14312324157).

Almost surely, 2^75209860142 is an apocalyptic number.

75209860142 is a deficient number, since it is larger than the sum of its proper divisors (39288733114).

75209860142 is a wasteful number, since it uses less digits than its factorization.

75209860142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561267682.

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 75209860142 in words is "seventy-five billion, two hundred nine million, eight hundred sixty thousand, one hundred forty-two".