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65472625008 = 24327197189541
BaseRepresentation
bin111100111110011110…
…001111100101110000
320020222220021221221100
4330332132033211300
52033041443000013
650024441324400
74505321062440
oct747636174560
9206886257840
1065472625008
112584865424a
1210832796700
1362354a793b
143251622120
151a82e16473
hexf3e78f970

65472625008 has 480 divisors, whose sum is σ = 226464076800. Its totient is φ = 17244057600.

The previous prime is 65472624953. The next prime is 65472625039. The reversal of 65472625008 is 80052627456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 121021218 + ... + 121021758.

It is an arithmetic number, because the mean of its divisors is an integer number (471800160).

Almost surely, 265472625008 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 65472625008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113232038400).

65472625008 is an abundant number, since it is smaller than the sum of its proper divisors (160991451792).

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

65472625008 is a wasteful number, since it uses less digits than its factorization.

65472625008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741 (or 732 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 65472625008 in words is "sixty-five billion, four hundred seventy-two million, six hundred twenty-five thousand, eight".