42215542334 has 16 divisors (see below), whose sum is σ = 74134611936. Its totient is φ = 17651097600.

The previous prime is 42215542333. The next prime is 42215542337. The reversal of 42215542334 is 43324551224.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42215542294 and 42215542303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42215542333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36772547 + ... + 36773694.

It is an arithmetic number, because the mean of its divisors is an integer number (4633413246).

Almost surely, 2^42215542334 is an apocalyptic number.

42215542334 is a deficient number, since it is larger than the sum of its proper divisors (31919069602).

42215542334 is a wasteful number, since it uses less digits than its factorization.

42215542334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73546291.

The product of its digits is 115200, while the sum is 35.

The spelling of 42215542334 in words is "forty-two billion, two hundred fifteen million, five hundred forty-two thousand, three hundred thirty-four".