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BaseRepresentation
bin100001110001000101…
…1111010111111111111
320221011122100201022122
41003202023322333333
52142002122042144
653151304033155
75144653656512
oct1034213727777
9227148321278
1072514252799
112883145044a
1212078a627bb
136ab82c72c1
14371c8d6d79
151d462047ee
hex10e22fafff

72514252799 has 8 divisors (see below), whose sum is σ = 77086544880. Its totient is φ = 68017536000.

The previous prime is 72514252739. The next prime is 72514252801. The reversal of 72514252799 is 99725241527.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-72514252799 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 72514252799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72514252739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18891842 + ... + 18895679.

It is an arithmetic number, because the mean of its divisors is an integer number (9635818110).

Almost surely, 272514252799 is an apocalyptic number.

72514252799 is a deficient number, since it is larger than the sum of its proper divisors (4572292081).

72514252799 is a wasteful number, since it uses less digits than its factorization.

72514252799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37787641.

The product of its digits is 3175200, while the sum is 53.

The spelling of 72514252799 in words is "seventy-two billion, five hundred fourteen million, two hundred fifty-two thousand, seven hundred ninety-nine".