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42252100000 = 25551171541
BaseRepresentation
bin100111010110011010…
…111110000110100000
311001001121210001220121
4213112122332012200
51143013014200000
631224345050024
73024021632005
oct472632760640
9131047701817
1042252100000
1116a12233110
128232186914
133ca4826106
14208b72b8ac
151174595b1a
hex9d66be1a0

42252100000 has 288 divisors, whose sum is σ = 115235374464. Its totient is φ = 15120000000.

The previous prime is 42252099991. The next prime is 42252100031. The reversal of 42252100000 is 125224.

42252100000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 78099730 + ... + 78100270.

It is an arithmetic number, because the mean of its divisors is an integer number (400122828).

Almost surely, 242252100000 is an apocalyptic number.

42252100000 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 42252100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57617687232).

42252100000 is an abundant number, since it is smaller than the sum of its proper divisors (72983274464).

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

42252100000 is an equidigital number, since it uses as much as digits as its factorization.

42252100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658 (or 630 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

Adding to 42252100000 its reverse (125224), we get a palindrome (42252225224).

The spelling of 42252100000 in words is "forty-two billion, two hundred fifty-two million, one hundred thousand".