52776321120 has 240 divisors, whose sum is σ = 187341018480. Its totient is φ = 13991740416.

The previous prime is 52776321107. The next prime is 52776321127. The reversal of 52776321120 is 2112367725.

52776321120 is a `hidden beast` number, since 5 + 2 + 7 + 7 + 632 + 1 + 12 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a super-2 number, since 2×52776321120² (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 (52776321127) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2230311 + ... + 2253849.

It is an arithmetic number, because the mean of its divisors is an integer number (780587577).

Almost surely, 2^52776321120 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 52776321120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93670509240).

52776321120 is an abundant number, since it is smaller than the sum of its proper divisors (134564697360).

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

52776321120 is a wasteful number, since it uses less digits than its factorization.

52776321120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23739 (or 23722 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

Adding to 52776321120 its reverse (2112367725), we get a palindrome (54888688845).

The spelling of 52776321120 in words is "fifty-two billion, seven hundred seventy-six million, three hundred twenty-one thousand, one hundred twenty".