75895899121 has 8 divisors (see below), whose sum is σ = 86810401664. Its totient is φ = 64999454400.

The previous prime is 75895899113. The next prime is 75895899127. The reversal of 75895899121 is 12199859857.

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

It is a cyclic number.

It is not a de Polignac number, because 75895899121 - 2³ = 75895899113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75895899127) 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, 4505445 + ... + 4522258.

It is an arithmetic number, because the mean of its divisors is an integer number (10851300208).

Almost surely, 2^75895899121 is an apocalyptic number.

It is an amenable number.

75895899121 is a deficient number, since it is larger than the sum of its proper divisors (10914502543).

75895899121 is a wasteful number, since it uses less digits than its factorization.

75895899121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9028911.

The product of its digits is 16329600, while the sum is 64.

The spelling of 75895899121 in words is "seventy-five billion, eight hundred ninety-five million, eight hundred ninety-nine thousand, one hundred twenty-one".