42013167900 has 144 divisors (see below), whose sum is σ = 133488622848. Its totient is φ = 10117440000.

The previous prime is 42013167887. The next prime is 42013167901. The reversal of 42013167900 is 976131024.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42013167901) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 456144 + ... + 540456.

Almost surely, 2^42013167900 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42013167900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66744311424).

42013167900 is an abundant number, since it is smaller than the sum of its proper divisors (91475454948).

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

42013167900 is a wasteful number, since it uses less digits than its factorization.

42013167900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84492 (or 84485 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

Adding to 42013167900 its reverse (976131024), we get a palindrome (42989298924).

The spelling of 42013167900 in words is "forty-two billion, thirteen million, one hundred sixty-seven thousand, nine hundred".