42505593835 has 16 divisors (see below), whose sum is σ = 51332535072. Its totient is φ = 33787584000.

The previous prime is 42505593827. The next prime is 42505593913. The reversal of 42505593835 is 53839550524.

It is not a de Polignac number, because 42505593835 - 2³ = 42505593827 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1067352 + ... + 1106458.

It is an arithmetic number, because the mean of its divisors is an integer number (3208283442).

Almost surely, 2^42505593835 is an apocalyptic number.

42505593835 is a deficient number, since it is larger than the sum of its proper divisors (8826941237).

42505593835 is a wasteful number, since it uses less digits than its factorization.

42505593835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40494.

The product of its (nonzero) digits is 3240000, while the sum is 49.

The spelling of 42505593835 in words is "forty-two billion, five hundred five million, five hundred ninety-three thousand, eight hundred thirty-five".