52439626008 has 192 divisors, whose sum is σ = 177215800320. Its totient is φ = 13609382400.

The previous prime is 52439626003. The next prime is 52439626013. The reversal of 52439626008 is 80062693425.

52439626008 is a `hidden beast` number, since 5 + 2 + 4 + 39 + 6 + 2 + 600 + 8 = 666.

It is a Cunningham number, because it is equal to 228997²-1.

It is an interprime number because it is at equal distance from previous prime (52439626003) and next prime (52439626013).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52439626003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8240748 + ... + 8247108.

It is an arithmetic number, because the mean of its divisors is an integer number (922998960).

Almost surely, 2^52439626008 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 52439626008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88607900160).

52439626008 is an abundant number, since it is smaller than the sum of its proper divisors (124776174312).

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

52439626008 is a wasteful number, since it uses less digits than its factorization.

52439626008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7878 (or 7871 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 52439626008 in words is "fifty-two billion, four hundred thirty-nine million, six hundred twenty-six thousand, eight".