875145869 has 8 divisors (see below), whose sum is σ = 942789120. Its totient is φ = 807548976.

The previous prime is 875145863. The next prime is 875145877. The reversal of 875145869 is 968541578.

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

It is not a de Polignac number, because 875145869 - 2⁸ = 875145613 is a prime.

It is a super-2 number, since 2×875145869² = 1531760584055530322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 875145869.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (875145863) 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, 34412 + ... + 54170.

It is an arithmetic number, because the mean of its divisors is an integer number (117848640).

Almost surely, 2^875145869 is an apocalyptic number.

It is an amenable number.

875145869 is a deficient number, since it is larger than the sum of its proper divisors (67643251).

875145869 is a wasteful number, since it uses less digits than its factorization.

875145869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23179.

The product of its digits is 2419200, while the sum is 53.

The square root of 875145869 is about 29582.8644488663. The cubic root of 875145869 is about 956.5187384061.

The spelling of 875145869 in words is "eight hundred seventy-five million, one hundred forty-five thousand, eight hundred sixty-nine".