42146420411 has 4 divisors (see below), whose sum is σ = 42222087792. Its totient is φ = 42070753032.

The previous prime is 42146420347. The next prime is 42146420441. The reversal of 42146420411 is 11402464124.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42146420411 - 2⁶ = 42146420347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42146420441) 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, 37832855 + ... + 37833968.

It is an arithmetic number, because the mean of its divisors is an integer number (10555521948).

Almost surely, 2^42146420411 is an apocalyptic number.

42146420411 is a deficient number, since it is larger than the sum of its proper divisors (75667381).

42146420411 is an equidigital number, since it uses as much as digits as its factorization.

42146420411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75667380.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 42146420411 its reverse (11402464124), we get a palindrome (53548884535).

The spelling of 42146420411 in words is "forty-two billion, one hundred forty-six million, four hundred twenty thousand, four hundred eleven".