42002056600 has 48 divisors (see below), whose sum is σ = 111605468400. Its totient is φ = 14400704640.

The previous prime is 42002056543. The next prime is 42002056601. The reversal of 42002056600 is 665020024.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42002056601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14999335 + ... + 15002134.

It is an arithmetic number, because the mean of its divisors is an integer number (2325113925).

Almost surely, 2^42002056600 is an apocalyptic number.

42002056600 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42002056600 is an abundant number, since it is smaller than the sum of its proper divisors (69603411800).

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

42002056600 is a wasteful number, since it uses less digits than its factorization.

42002056600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30001492 (or 30001483 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 42002056600 its reverse (665020024), we get a palindrome (42667076624).

The spelling of 42002056600 in words is "forty-two billion, two million, fifty-six thousand, six hundred".