42042013164 has 36 divisors (see below), whose sum is σ = 106284991176. Its totient is φ = 14012405568.

The previous prime is 42042013061. The next prime is 42042013213. The reversal of 42042013164 is 46131024024.

It is a happy number.

42042013164 is a `hidden beast` number, since 420 + 4 + 201 + 31 + 6 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 277687 + ... + 401489.

It is an arithmetic number, because the mean of its divisors is an integer number (2952360866).

Almost surely, 2^42042013164 is an apocalyptic number.

It is an amenable number.

42042013164 is an abundant number, since it is smaller than the sum of its proper divisors (64242978012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42042013164 is a wasteful number, since it uses less digits than its factorization.

42042013164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133246 (or 133241 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 42042013164 its reverse (46131024024), we get a palindrome (88173037188).

The spelling of 42042013164 in words is "forty-two billion, forty-two million, thirteen thousand, one hundred sixty-four".