42134323530 has 64 divisors (see below), whose sum is σ = 113635872000. Its totient is φ = 9920587776.

The previous prime is 42134323477. The next prime is 42134323541. The reversal of 42134323530 is 3532343124.

42134323530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2339655 + ... + 2357594.

It is an arithmetic number, because the mean of its divisors is an integer number (1775560500).

Almost surely, 2^42134323530 is an apocalyptic number.

42134323530 is an abundant number, since it is smaller than the sum of its proper divisors (71501548470).

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

42134323530 is a wasteful number, since it uses less digits than its factorization.

42134323530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4697295.

The product of its (nonzero) digits is 25920, while the sum is 30.

Adding to 42134323530 its reverse (3532343124), we get a palindrome (45666666654).

The spelling of 42134323530 in words is "forty-two billion, one hundred thirty-four million, three hundred twenty-three thousand, five hundred thirty".