42434500000 has 84 divisors (see below), whose sum is σ = 104428546110. Its totient is φ = 16973600000.

The previous prime is 42434499997. The next prime is 42434500013. The reversal of 42434500000 is 543424.

It is a happy number.

It can be written as a sum of positive squares in 7 ways, for example, as 13456928016 + 28977571984 = 116004^2 + 170228^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 457566 + ... + 542434.

Almost surely, 2^42434500000 is an apocalyptic number.

42434500000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42434500000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52214273055).

42434500000 is an abundant number, since it is smaller than the sum of its proper divisors (61994046110).

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

42434500000 is an frugal number, since it uses more digits than its factorization.

42434500000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84909 (or 84876 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The spelling of 42434500000 in words is "forty-two billion, four hundred thirty-four million, five hundred thousand".