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76560726712452 = 223173126146713709
BaseRepresentation
bin10001011010000110101110…
…111010110110000010000100
3101001002010121200101122202120
4101122012232322312002010
540013332332014244302
6430455302354005540
722061221115406513
oct2132065672660204
9331063550348676
1076560726712452
1122438249327934
128705b945768b0
1333948513745c8
1414c97b7a5a67a
158cb7c0a119bc
hex45a1aeeb6084

76560726712452 has 288 divisors, whose sum is σ = 199092446017920. Its totient is φ = 22812568473600.

The previous prime is 76560726712451. The next prime is 76560726712471. The reversal of 76560726712452 is 25421762706567.

It is a super-2 number, since 2×765607267124522 (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (76560726712451) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5584698574 + ... + 5584712282.

It is an arithmetic number, because the mean of its divisors is an integer number (691293215340).

Almost surely, 276560726712452 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 76560726712452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99546223008960).

76560726712452 is an abundant number, since it is smaller than the sum of its proper divisors (122531719305468).

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

76560726712452 is a wasteful number, since it uses less digits than its factorization.

76560726712452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14323 (or 14290 counting only the distinct ones).

The product of its (nonzero) digits is 59270400, while the sum is 60.

The spelling of 76560726712452 in words is "seventy-six trillion, five hundred sixty billion, seven hundred twenty-six million, seven hundred twelve thousand, four hundred fifty-two".