42242041998 has 64 divisors (see below), whose sum is σ = 102516019200. Its totient is φ = 12814472160.

The previous prime is 42242041991. The next prime is 42242042021. The reversal of 42242041998 is 89914024224.

42242041998 is a `hidden beast` number, since 4 + 224 + 2 + 0 + 419 + 9 + 8 = 666.

42242041998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×42242041998² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42242041991) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 373918 + ... + 473601.

It is an arithmetic number, because the mean of its divisors is an integer number (1601812800).

Almost surely, 2^42242041998 is an apocalyptic number.

42242041998 is an abundant number, since it is smaller than the sum of its proper divisors (60273977202).

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

42242041998 is a wasteful number, since it uses less digits than its factorization.

42242041998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847614 (or 847608 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The spelling of 42242041998 in words is "forty-two billion, two hundred forty-two million, forty-one thousand, nine hundred ninety-eight".