42254120000 has 70 divisors (see below), whose sum is σ = 104776584198. Its totient is φ = 16901632000.

The previous prime is 42254119987. The next prime is 42254120011. The reversal of 42254120000 is 2145224.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 20093629504 + 22160490496 = 141752^2 + 148864^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 488177 + ... + 568176.

Almost surely, 2^42254120000 is an apocalyptic number.

42254120000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42254120000 is an abundant number, since it is smaller than the sum of its proper divisors (62522464198).

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

42254120000 is an equidigital number, since it uses as much as digits as its factorization.

42254120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056385 (or 1056360 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

Adding to 42254120000 its reverse (2145224), we get a palindrome (42256265224).

The spelling of 42254120000 in words is "forty-two billion, two hundred fifty-four million, one hundred twenty thousand".