869416608390 has 32 divisors (see below), whose sum is σ = 2276290757376. Its totient is φ = 210767662560.

The previous prime is 869416608377. The next prime is 869416608391. The reversal of 869416608390 is 93806614968.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (869416608391) 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, 1317297562 + ... + 1317298221.

It is an arithmetic number, because the mean of its divisors is an integer number (71134086168).

Almost surely, 2^869416608390 is an apocalyptic number.

869416608390 is an abundant number, since it is smaller than the sum of its proper divisors (1406874148986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

869416608390 is a wasteful number, since it uses less digits than its factorization.

869416608390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2634595804.

The product of its (nonzero) digits is 13436928, while the sum is 60.

The spelling of 869416608390 in words is "eight hundred sixty-nine billion, four hundred sixteen million, six hundred eight thousand, three hundred ninety".