42913539393 has 32 divisors (see below), whose sum is σ = 59184064896. Its totient is φ = 27637521408.

The previous prime is 42913539379. The next prime is 42913539397. The reversal of 42913539393 is 39393531924.

It is not a de Polignac number, because 42913539393 - 2⁴ = 42913539377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42913539397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24905430 + ... + 24907152.

It is an arithmetic number, because the mean of its divisors is an integer number (1849502028).

Almost surely, 2^42913539393 is an apocalyptic number.

It is an amenable number.

42913539393 is a deficient number, since it is larger than the sum of its proper divisors (16270525503).

42913539393 is a wasteful number, since it uses less digits than its factorization.

42913539393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3233.

The product of its digits is 2361960, while the sum is 51.

The spelling of 42913539393 in words is "forty-two billion, nine hundred thirteen million, five hundred thirty-nine thousand, three hundred ninety-three".