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86427250052 = 2211132367711381
BaseRepresentation
bin101000001111101110…
…1110010110110000100
322021002021010012120012
41100133131302312010
52404000334000202
6103412031525352
76146514334643
oct1203735626604
9267067105505
1086427250052
1133720a25190
1214900389858
1381c4893560
14427c60335a
1523ac89e152
hex141f772d84

86427250052 has 192 divisors, whose sum is σ = 190971260928. Its totient is φ = 33663168000.

The previous prime is 86427250031. The next prime is 86427250081. The reversal of 86427250052 is 25005272468.

It is a junction number, because it is equal to n+sod(n) for n = 86427249991 and 86427250009.

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 63 ways as a sum of consecutive naturals, for example, 62582402 + ... + 62583782.

It is an arithmetic number, because the mean of its divisors is an integer number (994641984).

Almost surely, 286427250052 is an apocalyptic number.

It is an amenable number.

86427250052 is an abundant number, since it is smaller than the sum of its proper divisors (104544010876).

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

86427250052 is a wasteful number, since it uses less digits than its factorization.

86427250052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1570 (or 1568 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 41.

The spelling of 86427250052 in words is "eighty-six billion, four hundred twenty-seven million, two hundred fifty thousand, fifty-two".