42998889924 has 36 divisors (see below), whose sum is σ = 108729653760. Its totient is φ = 14327950320.

The previous prime is 42998889863. The next prime is 42998889929.

It is a happy number.

42998889924 is a `hidden beast` number, since 429 + 98 + 8 + 8 + 99 + 24 = 666.

42998889924 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (42998889929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103792 + ... + 311079.

It is an arithmetic number, because the mean of its divisors is an integer number (3020268160).

Almost surely, 2^42998889924 is an apocalyptic number.

It is an amenable number.

42998889924 is an abundant number, since it is smaller than the sum of its proper divisors (65730763836).

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

42998889924 is a wasteful number, since it uses less digits than its factorization.

42998889924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417760 (or 417755 counting only the distinct ones).

The product of its digits is 214990848, while the sum is 72.

The spelling of 42998889924 in words is "forty-two billion, nine hundred ninety-eight million, eight hundred eighty-nine thousand, nine hundred twenty-four".