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4122400000000 = 211585153
BaseRepresentation
bin111011111111010010001…
…100000000100000000000
3112121002122010212221111111
4323333102030000200000
51020020133400000000
612433445430453104
7603555625562062
oct73772214004000
915532563787444
104122400000000
11134a333369267
12566b47504194
1323b98229b739
1410374d305732
15723769d6cba
hex3bfd2300800

4122400000000 has 216 divisors, whose sum is σ = 10305478122030. Its totient is φ = 1648640000000.

The previous prime is 4122399999871. The next prime is 4122400000091. The reversal of 4122400000000 is 42214.

It can be written as a sum of positive squares in 9 ways, for example, as 4074196919296 + 48203080704 = 2018464^2 + 219552^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 799997424 + ... + 800002576.

Almost surely, 24122400000000 is an apocalyptic number.

4122400000000 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 4122400000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5152739061015).

4122400000000 is an abundant number, since it is smaller than the sum of its proper divisors (6183078122030).

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

4122400000000 is an frugal number, since it uses more digits than its factorization.

4122400000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5215 (or 5160 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 4122400000000 its reverse (42214), we get a palindrome (4122400042214).

The spelling of 4122400000000 in words is "four trillion, one hundred twenty-two billion, four hundred million", and thus it is an aban number.