52777552505552 has 80 divisors (see below), whose sum is σ = 118032546957312. Its totient is φ = 22393017233280.

The previous prime is 52777552505543. The next prime is 52777552505569. The reversal of 52777552505552 is 25550525577725.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40273277 + ... + 41563107.

Almost surely, 2^{52777552505552} 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 52777552505552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59016273478656).

52777552505552 is an abundant number, since it is smaller than the sum of its proper divisors (65254994451760).

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

52777552505552 is a wasteful number, since it uses less digits than its factorization.

52777552505552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1293496 (or 1293490 counting only the distinct ones).

The product of its (nonzero) digits is 214375000, while the sum is 62.

The spelling of 52777552505552 in words is "fifty-two trillion, seven hundred seventy-seven billion, five hundred fifty-two million, five hundred five thousand, five hundred fifty-two".