875753625421 has 4 divisors (see below), whose sum is σ = 877245540192. Its totient is φ = 874261710652.

The previous prime is 875753625407. The next prime is 875753625437. The reversal of 875753625421 is 124526357578.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 875753625421 - 2¹⁹ = 875753101133 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 (875753625401) 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, 745956505 + ... + 745957678.

It is an arithmetic number, because the mean of its divisors is an integer number (219311385048).

Almost surely, 2^875753625421 is an apocalyptic number.

It is an amenable number.

875753625421 is a deficient number, since it is larger than the sum of its proper divisors (1491914771).

875753625421 is a wasteful number, since it uses less digits than its factorization.

875753625421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1491914770.

The product of its digits is 14112000, while the sum is 55.

The spelling of 875753625421 in words is "eight hundred seventy-five billion, seven hundred fifty-three million, six hundred twenty-five thousand, four hundred twenty-one".