42340015434 has 8 divisors (see below), whose sum is σ = 84680030880. Its totient is φ = 14113338476.

The previous prime is 42340015427. The next prime is 42340015483. The reversal of 42340015434 is 43451004324.

It is a sphenic number, since it is the product of 3 distinct primes.

42340015434 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3528334614 + ... + 3528334625.

It is an arithmetic number, because the mean of its divisors is an integer number (10585003860).

Almost surely, 2^42340015434 is an apocalyptic number.

42340015434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

42340015434 is a wasteful number, since it uses less digits than its factorization.

42340015434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7056669244.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 42340015434 its reverse (43451004324), we get a palindrome (85791019758).

It can be divided in two parts, 423400 and 15434, that added together give a palindrome (438834).

The spelling of 42340015434 in words is "forty-two billion, three hundred forty million, fifteen thousand, four hundred thirty-four".