42115422554 has 8 divisors (see below), whose sum is σ = 63182796768. Its totient is φ = 21054490300.

The previous prime is 42115422499. The next prime is 42115422611. The reversal of 42115422554 is 45522451124.

42115422554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 1594112 + ... + 1620315.

It is an arithmetic number, because the mean of its divisors is an integer number (7897849596).

Almost surely, 2^42115422554 is an apocalyptic number.

42115422554 is a deficient number, since it is larger than the sum of its proper divisors (21067374214).

42115422554 is a wasteful number, since it uses less digits than its factorization.

42115422554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3220980.

The product of its digits is 64000, while the sum is 35.

Adding to 42115422554 its reverse (45522451124), we get a palindrome (87637873678).

The spelling of 42115422554 in words is "forty-two billion, one hundred fifteen million, four hundred twenty-two thousand, five hundred fifty-four".