52777752555 has 16 divisors (see below), whose sum is σ = 92121168384. Its totient is φ = 25589213280.

The previous prime is 52777752551. The next prime is 52777752583. The reversal of 52777752555 is 55525777725.

It is a happy number.

It is not a de Polignac number, because 52777752555 - 2² = 52777752551 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52777752495 and 52777752504.

It is not an unprimeable number, because it can be changed into a prime (52777752551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159932419 + ... + 159932748.

It is an arithmetic number, because the mean of its divisors is an integer number (5757573024).

Almost surely, 2^52777752555 is an apocalyptic number.

52777752555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

52777752555 is a deficient number, since it is larger than the sum of its proper divisors (39343415829).

52777752555 is a wasteful number, since it uses less digits than its factorization.

52777752555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319865186.

The product of its digits is 30012500, while the sum is 57.

The spelling of 52777752555 in words is "fifty-two billion, seven hundred seventy-seven million, seven hundred fifty-two thousand, five hundred fifty-five".