52780330275505 has 32 divisors (see below), whose sum is σ = 73532406398976. Its totient is φ = 35619243701184.

The previous prime is 52780330275481. The next prime is 52780330275527. The reversal of 52780330275505 is 50557203308725.

It is a cyclic number.

It is not a de Polignac number, because 52780330275505 - 2²⁵ = 52780296721073 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, 7804069 + ... + 12902098.

It is an arithmetic number, because the mean of its divisors is an integer number (2297887699968).

Almost surely, 2^{52780330275505} is an apocalyptic number.

It is an amenable number.

52780330275505 is a deficient number, since it is larger than the sum of its proper divisors (20752076123471).

52780330275505 is a wasteful number, since it uses less digits than its factorization.

52780330275505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20707333.

The product of its (nonzero) digits is 8820000, while the sum is 52.

The spelling of 52780330275505 in words is "fifty-two trillion, seven hundred eighty billion, three hundred thirty million, two hundred seventy-five thousand, five hundred five".