52778027505 has 32 divisors (see below), whose sum is σ = 97592774400. Its totient is φ = 23856003072.

The previous prime is 52778027459. The next prime is 52778027539. The reversal of 52778027505 is 50572087725.

It is not a de Polignac number, because 52778027505 - 2⁸ = 52778027249 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 2814520 + ... + 2833209.

It is an arithmetic number, because the mean of its divisors is an integer number (3049774200).

Almost surely, 2^52778027505 is an apocalyptic number.

It is an amenable number.

52778027505 is a deficient number, since it is larger than the sum of its proper divisors (44814746895).

52778027505 is a wasteful number, since it uses less digits than its factorization.

52778027505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5647833.

The product of its (nonzero) digits is 1372000, while the sum is 48.

The spelling of 52778027505 in words is "fifty-two billion, seven hundred seventy-eight million, twenty-seven thousand, five hundred five".