42052534545 has 32 divisors (see below), whose sum is σ = 77320938240. Its totient is φ = 19117797120.

The previous prime is 42052534543. The next prime is 42052534547. The reversal of 42052534545 is 54543525024.

It is an interprime number because it is at equal distance from previous prime (42052534543) and next prime (42052534547).

It is not a de Polignac number, because 42052534545 - 2¹ = 42052534543 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42052534543) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1087350 + ... + 1125359.

It is an arithmetic number, because the mean of its divisors is an integer number (2416279320).

Almost surely, 2^42052534545 is an apocalyptic number.

It is an amenable number.

42052534545 is a deficient number, since it is larger than the sum of its proper divisors (35268403695).

42052534545 is a wasteful number, since it uses less digits than its factorization.

42052534545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2212905.

The product of its (nonzero) digits is 480000, while the sum is 39.

The spelling of 42052534545 in words is "forty-two billion, fifty-two million, five hundred thirty-four thousand, five hundred forty-five".