42113433601 has 4 divisors (see below), whose sum is σ = 42199909312. Its totient is φ = 42026957892.

The previous prime is 42113433563. The next prime is 42113433613. The reversal of 42113433601 is 10633431124.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42113433601 - 2¹⁷ = 42113302529 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42113433601.

It is not an unprimeable number, because it can be changed into a prime (42113433001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43237125 + ... + 43238098.

It is an arithmetic number, because the mean of its divisors is an integer number (10549977328).

It is a Proth number, since it is equal to 80325 ⋅ 2¹⁹ + 1 and 80325 < 2¹⁹.

Almost surely, 2^42113433601 is an apocalyptic number.

It is an amenable number.

42113433601 is a deficient number, since it is larger than the sum of its proper divisors (86475711).

42113433601 is an equidigital number, since it uses as much as digits as its factorization.

42113433601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86475710.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 42113433601 its reverse (10633431124), we get a palindrome (52746864725).

The spelling of 42113433601 in words is "forty-two billion, one hundred thirteen million, four hundred thirty-three thousand, six hundred one".