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65353016352 = 253132914912119
BaseRepresentation
bin111100110111010101…
…111110010000100000
320020200120020012201010
4330313111332100200
52032320333010402
650004525540520
74502336321241
oct746725762040
9206616205633
1065353016352
112579708a518
12107ba714740
136216789ba0
14323d7a8cc8
151a7768ba6c
hexf3757e420

65353016352 has 192 divisors, whose sum is σ = 192417120000. Its totient is φ = 19283324928.

The previous prime is 65353016329. The next prime is 65353016363. The reversal of 65353016352 is 25361035356.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 65353016352.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5386549 + ... + 5398667.

It is an arithmetic number, because the mean of its divisors is an integer number (1002172500).

Almost surely, 265353016352 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 65353016352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96208560000).

65353016352 is an abundant number, since it is smaller than the sum of its proper divisors (127064103648).

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

65353016352 is a wasteful number, since it uses less digits than its factorization.

65353016352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12323 (or 12315 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 39.

The spelling of 65353016352 in words is "sixty-five billion, three hundred fifty-three million, sixteen thousand, three hundred fifty-two".