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554513402212 = 227116783421769
BaseRepresentation
bin10000001000110111001…
…00110000100101100100
31222000021222210110202021
420010123210300211210
533041120412332322
61102423454352524
755030234102210
oct10043344604544
91860258713667
10554513402212
111a41933a5420
128b5754bb744
13403a0ca75a3
141cba514b940
15e6568624c7
hex811b930964

554513402212 has 192 divisors, whose sum is σ = 1247270492160. Its totient is φ = 209483366400.

The previous prime is 554513402203. The next prime is 554513402213. The reversal of 554513402212 is 212204315455.

It is a happy number.

It is a super-2 number, since 2×5545134022122 (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (554513402213) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 721083364 + ... + 721084132.

It is an arithmetic number, because the mean of its divisors is an integer number (6496200480).

Almost surely, 2554513402212 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 554513402212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (623635246080).

554513402212 is an abundant number, since it is smaller than the sum of its proper divisors (692757089948).

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

554513402212 is a wasteful number, since it uses less digits than its factorization.

554513402212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362 (or 1360 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 554513402212 its reverse (212204315455), we get a palindrome (766717717667).

The spelling of 554513402212 in words is "five hundred fifty-four billion, five hundred thirteen million, four hundred two thousand, two hundred twelve".