42140522422 has 4 divisors (see below), whose sum is σ = 63210783636. Its totient is φ = 21070261210.

The previous prime is 42140522393. The next prime is 42140522449. The reversal of 42140522422 is 22422504124.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 10535130604 + ... + 10535130607.

It is an arithmetic number, because the mean of its divisors is an integer number (15802695909).

Almost surely, 2^42140522422 is an apocalyptic number.

42140522422 is a deficient number, since it is larger than the sum of its proper divisors (21070261214).

42140522422 is a wasteful number, since it uses less digits than its factorization.

42140522422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21070261213.

The product of its (nonzero) digits is 10240, while the sum is 28.

The spelling of 42140522422 in words is "forty-two billion, one hundred forty million, five hundred twenty-two thousand, four hundred twenty-two".