104771566508 has 72 divisors (see below), whose sum is σ = 225917733888. Its totient is φ = 41629826304.

The previous prime is 104771566463. The next prime is 104771566541. The reversal of 104771566508 is 805665177401.

It is a happy number.

It is a super-2 number, since 2×104771566508² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 445541 + ... + 638787.

It is an arithmetic number, because the mean of its divisors is an integer number (3137746304).

Almost surely, 2^104771566508 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104771566508, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112958866944).

104771566508 is an abundant number, since it is smaller than the sum of its proper divisors (121146167380).

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

104771566508 is a wasteful number, since it uses less digits than its factorization.

104771566508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193359 (or 193340 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 50.

The spelling of 104771566508 in words is "one hundred four billion, seven hundred seventy-one million, five hundred sixty-six thousand, five hundred eight".