42086523393 has 24 divisors (see below), whose sum is σ = 60966292608. Its totient is φ = 27977164992.

The previous prime is 42086523379. The next prime is 42086523443. The reversal of 42086523393 is 39332568024.

42086523393 is a `hidden beast` number, since 4 + 208 + 6 + 52 + 3 + 393 = 666.

It is not a de Polignac number, because 42086523393 - 2⁴ = 42086523377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42086523373) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8581380 + ... + 8586282.

It is an arithmetic number, because the mean of its divisors is an integer number (2540262192).

Almost surely, 2^42086523393 is an apocalyptic number.

It is an amenable number.

42086523393 is a deficient number, since it is larger than the sum of its proper divisors (18879769215).

42086523393 is a wasteful number, since it uses less digits than its factorization.

42086523393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7453 (or 7450 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 45.

The spelling of 42086523393 in words is "forty-two billion, eighty-six million, five hundred twenty-three thousand, three hundred ninety-three".