52545605112 has 384 divisors, whose sum is σ = 194987520000. Its totient is φ = 12597500160.

The previous prime is 52545605111. The next prime is 52545605117. The reversal of 52545605112 is 21150654525.

52545605112 is a `hidden beast` number, since 5 + 2 + 5 + 45 + 605 + 1 + 1 + 2 = 666.

It is a super-2 number, since 2×52545605112² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52545605111) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3524089 + ... + 3538967.

It is an arithmetic number, because the mean of its divisors is an integer number (507780000).

Almost surely, 2^52545605112 is an apocalyptic number.

52545605112 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52545605112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97493760000).

52545605112 is an abundant number, since it is smaller than the sum of its proper divisors (142441914888).

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

52545605112 is a wasteful number, since it uses less digits than its factorization.

52545605112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14936 (or 14915 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 52545605112 in words is "fifty-two billion, five hundred forty-five million, six hundred five thousand, one hundred twelve".