52777550550 has 24 divisors (see below), whose sum is σ = 130888325736. Its totient is φ = 14074013440.

The previous prime is 52777550543. The next prime is 52777550557. The reversal of 52777550550 is 5505577725.

It is an interprime number because it is at equal distance from previous prime (52777550543) and next prime (52777550557).

It is a self number, because there is not a number n which added to its sum of digits gives 52777550550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52777550557) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 175925019 + ... + 175925318.

It is an arithmetic number, because the mean of its divisors is an integer number (5453680239).

Almost surely, 2^52777550550 is an apocalyptic number.

52777550550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52777550550 is an abundant number, since it is smaller than the sum of its proper divisors (78110775186).

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

52777550550 is a wasteful number, since it uses less digits than its factorization.

52777550550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351850352 (or 351850347 counting only the distinct ones).

The product of its (nonzero) digits is 2143750, while the sum is 48.

The spelling of 52777550550 in words is "fifty-two billion, seven hundred seventy-seven million, five hundred fifty thousand, five hundred fifty".