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44331043412 = 2217651927109
BaseRepresentation
bin101001010010010101…
…100000101001010100
311020102111200100010202
4221102111200221110
51211242221342122
632210532040032
73126364436345
oct512225405124
9136374610122
1044331043412
111788979a067
128712463018
134246450946
1422078960cc
151246d4de92
hexa52560a54

44331043412 has 12 divisors (see below), whose sum is σ = 82142815860. Its totient is φ = 20861667456.

The previous prime is 44331043399. The next prime is 44331043417. The reversal of 44331043412 is 21434013344.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 37774254736 + 6556788676 = 194356^2 + 80974^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44331043417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325963487 + ... + 325963622.

It is an arithmetic number, because the mean of its divisors is an integer number (6845234655).

Almost surely, 244331043412 is an apocalyptic number.

It is an amenable number.

44331043412 is a deficient number, since it is larger than the sum of its proper divisors (37811772448).

44331043412 is a wasteful number, since it uses less digits than its factorization.

44331043412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651927130 (or 651927128 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 44331043412 its reverse (21434013344), we get a palindrome (65765056756).

The spelling of 44331043412 in words is "forty-four billion, three hundred thirty-one million, forty-three thousand, four hundred twelve".

Divisors: 1 2 4 17 34 68 651927109 1303854218 2607708436 11082760853 22165521706 44331043412