42030234146 has 4 divisors (see below), whose sum is σ = 63045351222. Its totient is φ = 21015117072.

The previous prime is 42030234133. The next prime is 42030234157. The reversal of 42030234146 is 64143203024.

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

It can be written as a sum of positive squares in only one way, i.e., 31881888025 + 10148346121 = 178555^2 + 100739^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10507558535 + ... + 10507558538.

Almost surely, 2^42030234146 is an apocalyptic number.

42030234146 is a deficient number, since it is larger than the sum of its proper divisors (21015117076).

42030234146 is a wasteful number, since it uses less digits than its factorization.

42030234146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21015117075.

The product of its (nonzero) digits is 13824, while the sum is 29.

The spelling of 42030234146 in words is "forty-two billion, thirty million, two hundred thirty-four thousand, one hundred forty-six".