52121422080 has 576 divisors, whose sum is σ = 227655160320. Its totient is φ = 10996383744.

The previous prime is 52121422063. The next prime is 52121422097. The reversal of 52121422080 is 8022412125.

52121422080 is a `hidden beast` number, since 521 + 2 + 1 + 42 + 20 + 80 = 666.

It is an interprime number because it is at equal distance from previous prime (52121422063) and next prime (52121422097).

It is a tau number, because it is divible by the number of its divisors (576).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3136674 + ... + 3153246.

Almost surely, 2^52121422080 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 52121422080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113827580160).

52121422080 is an abundant number, since it is smaller than the sum of its proper divisors (175533738240).

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

52121422080 is a wasteful number, since it uses less digits than its factorization.

52121422080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16623 (or 16603 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The spelling of 52121422080 in words is "fifty-two billion, one hundred twenty-one million, four hundred twenty-two thousand, eighty".