42052534547 has 2 divisors, whose sum is σ = 42052534548.
Its totient is φ = 42052534546.
The previous prime is 42052534543. The next prime is 42052534631. The reversal of 42052534547 is 74543525024.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 42052534547 - 22 = 42052534543 is a prime.
It is not a weakly prime, because it can be changed into another prime (42052534543) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21026267273 + 21026267274.
It is an arithmetic number, because the mean of its divisors is an integer number (21026267274).
Almost surely, 242052534547 is an apocalyptic number.
42052534547 is a deficient number, since it is larger than the sum of its proper divisors (1).
42052534547 is an equidigital number, since it uses as much as digits as its factorization.
42052534547 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 672000, while the sum is 41.
The spelling of 42052534547 in words is "forty-two billion, fifty-two million, five hundred thirty-four thousand, five hundred forty-seven".