23282850891 has 16 divisors (see below), whose sum is σ = 31158672768. Its totient is φ = 15464539200.

The previous prime is 23282850887. The next prime is 23282850901. The reversal of 23282850891 is 19805828232.

It is a happy number.

It is not a de Polignac number, because 23282850891 - 2² = 23282850887 is a prime.

It is a super-2 number, since 2×23282850891² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23282850891.

It is not an unprimeable number, because it can be changed into a prime (23282850091) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1366696 + ... + 1383626.

It is an arithmetic number, because the mean of its divisors is an integer number (1947417048).

Almost surely, 2^23282850891 is an apocalyptic number.

23282850891 is a deficient number, since it is larger than the sum of its proper divisors (7875821877).

23282850891 is a wasteful number, since it uses less digits than its factorization.

23282850891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18602.

The product of its (nonzero) digits is 552960, while the sum is 48.

The spelling of 23282850891 in words is "twenty-three billion, two hundred eighty-two million, eight hundred fifty thousand, eight hundred ninety-one".