252780552775 has 6 divisors (see below), whose sum is σ = 313447885472. Its totient is φ = 202224442200.

The previous prime is 252780552763. The next prime is 252780552803. The reversal of 252780552775 is 577255087252.

It is not a de Polignac number, because 252780552775 - 2⁹ = 252780552263 is a prime.

It is a super-2 number, since 2×252780552775² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5055611031 + ... + 5055611080.

Almost surely, 2^252780552775 is an apocalyptic number.

252780552775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

252780552775 is a deficient number, since it is larger than the sum of its proper divisors (60667332697).

252780552775 is a wasteful number, since it uses less digits than its factorization.

252780552775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10111222121 (or 10111222116 counting only the distinct ones).

The product of its (nonzero) digits is 13720000, while the sum is 55.

The spelling of 252780552775 in words is "two hundred fifty-two billion, seven hundred eighty million, five hundred fifty-two thousand, seven hundred seventy-five".