42458178900 has 36 divisors (see below), whose sum is σ = 122845665152. Its totient is φ = 11322180960.

The previous prime is 42458178869. The next prime is 42458178901. The reversal of 42458178900 is 987185424.

It is a happy number.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 42458178900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42458178901) 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 11 ways as a sum of consecutive naturals, for example, 70763332 + ... + 70763931.

Almost surely, 2^42458178900 is an apocalyptic number.

It is an amenable number.

42458178900 is an abundant number, since it is smaller than the sum of its proper divisors (80387486252).

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

42458178900 is a wasteful number, since it uses less digits than its factorization.

42458178900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141527280 (or 141527273 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 48.

The spelling of 42458178900 in words is "forty-two billion, four hundred fifty-eight million, one hundred seventy-eight thousand, nine hundred".