42550213020 has 96 divisors (see below), whose sum is σ = 136745376768. Its totient is φ = 9683999232.

The previous prime is 42550212949. The next prime is 42550213021. The reversal of 42550213020 is 2031205524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42550213021) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 119544 + ... + 315263.

It is an arithmetic number, because the mean of its divisors is an integer number (1424431008).

Almost surely, 2^42550213020 is an apocalyptic number.

It is an amenable number.

42550213020 is an abundant number, since it is smaller than the sum of its proper divisors (94195163748).

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

42550213020 is a wasteful number, since it uses less digits than its factorization.

42550213020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435059 (or 435057 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

Adding to 42550213020 its reverse (2031205524), we get a palindrome (44581418544).

The spelling of 42550213020 in words is "forty-two billion, five hundred fifty million, two hundred thirteen thousand, twenty".