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44768000641 = 7131104744533
BaseRepresentation
bin101001101100011000…
…010111101010000001
311021112221220001202211
4221230120113222001
51213141102010031
632322141342121
73143251504210
oct515430275201
9137487801684
1044768000641
1117a93407541
128814867941
1342b5b31b10
14224991b077
1512703b2bb1
hexa6c617a81

44768000641 has 16 divisors (see below), whose sum is σ = 55105302784. Its totient is φ = 35416833984.

The previous prime is 44768000569. The next prime is 44768000677. The reversal of 44768000641 is 14600086744.

It is not a de Polignac number, because 44768000641 - 211 = 44767998593 is a prime.

It is the 211585-th Hogben number.

It is a junction number, because it is equal to n+sod(n) for n = 44768000594 and 44768000603.

It is not an unprimeable number, because it can be changed into a prime (44768000441) by changing a digit.

It is a nontrivial repunit in base 211584.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 983011 + ... + 1027543.

It is an arithmetic number, because the mean of its divisors is an integer number (3444081424).

Almost surely, 244768000641 is an apocalyptic number.

It is an amenable number.

44768000641 is a deficient number, since it is larger than the sum of its proper divisors (10337302143).

44768000641 is a wasteful number, since it uses less digits than its factorization.

44768000641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55600.

The product of its (nonzero) digits is 129024, while the sum is 40.

The spelling of 44768000641 in words is "forty-four billion, seven hundred sixty-eight million, six hundred forty-one", and thus it is an aban number.

Divisors: 1 7 13 91 11047 44533 77329 143611 311731 578929 1005277 4052503 491956051 3443692357 6395428663 44768000641