42006600113 has 4 divisors (see below), whose sum is σ = 42007504368. Its totient is φ = 42005695860.

The previous prime is 42006600071. The next prime is 42006600149. The reversal of 42006600113 is 31100660024.

It is a happy number.

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 42006600113 - 2⁶ = 42006600049 is a prime.

It is a super-2 number, since 2×42006600113² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42006650113) 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, 378443 + ... + 476688.

It is an arithmetic number, because the mean of its divisors is an integer number (10501876092).

Almost surely, 2^42006600113 is an apocalyptic number.

It is an amenable number.

42006600113 is a deficient number, since it is larger than the sum of its proper divisors (904255).

42006600113 is an equidigital number, since it uses as much as digits as its factorization.

42006600113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904254.

The product of its (nonzero) digits is 864, while the sum is 23.

The spelling of 42006600113 in words is "forty-two billion, six million, six hundred thousand, one hundred thirteen".