42104025420 has 24 divisors (see below), whose sum is σ = 117891271344. Its totient is φ = 11227740096.

The previous prime is 42104025419. The next prime is 42104025451. The reversal of 42104025420 is 2452040124.

It is a happy 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 in 7 ways as a sum of consecutive naturals, for example, 350866819 + ... + 350866938.

It is an arithmetic number, because the mean of its divisors is an integer number (4912136306).

Almost surely, 2^42104025420 is an apocalyptic number.

It is an amenable number.

42104025420 is an abundant number, since it is smaller than the sum of its proper divisors (75787245924).

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

42104025420 is a wasteful number, since it uses less digits than its factorization.

42104025420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701733769 (or 701733767 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

Adding to 42104025420 its reverse (2452040124), we get a palindrome (44556065544).

The spelling of 42104025420 in words is "forty-two billion, one hundred four million, twenty-five thousand, four hundred twenty".