42051152422 has 4 divisors (see below), whose sum is σ = 63076728636. Its totient is φ = 21025576210.

The previous prime is 42051152399. The next prime is 42051152441. The reversal of 42051152422 is 22425115024.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10512788104 + ... + 10512788107.

It is an arithmetic number, because the mean of its divisors is an integer number (15769182159).

Almost surely, 2^42051152422 is an apocalyptic number.

42051152422 is a deficient number, since it is larger than the sum of its proper divisors (21025576214).

42051152422 is a wasteful number, since it uses less digits than its factorization.

42051152422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21025576213.

The product of its (nonzero) digits is 6400, while the sum is 28.

Adding to 42051152422 its reverse (22425115024), we get a palindrome (64476267446).

The spelling of 42051152422 in words is "forty-two billion, fifty-one million, one hundred fifty-two thousand, four hundred twenty-two".