42501222342 has 64 divisors (see below), whose sum is σ = 94942679040. Its totient is φ = 14092904448.

The previous prime is 42501222331. The next prime is 42501222371. The reversal of 42501222342 is 24322210524.

42501222342 is a `hidden beast` number, since 425 + 0 + 1 + 2 + 2 + 234 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 13418443 + ... + 13421609.

It is an arithmetic number, because the mean of its divisors is an integer number (1483479360).

Almost surely, 2^42501222342 is an apocalyptic number.

42501222342 is an abundant number, since it is smaller than the sum of its proper divisors (52441456698).

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

42501222342 is a wasteful number, since it uses less digits than its factorization.

42501222342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4402 (or 4396 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 42501222342 its reverse (24322210524), we get a palindrome (66823432866).

The spelling of 42501222342 in words is "forty-two billion, five hundred one million, two hundred twenty-two thousand, three hundred forty-two".