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86748000949 is a prime number
BaseRepresentation
bin101000011001010010…
…1010111001010110101
322021220121200001002001
41100302211113022311
52410124442012244
6103503530415301
76160460561521
oct1206245271265
9267817601061
1086748000949
1133875a92075
121498b891531
13824617849c
1442ad058d81
1523cab0b5d4
hex14329572b5

86748000949 has 2 divisors, whose sum is σ = 86748000950. Its totient is φ = 86748000948.

The previous prime is 86748000893. The next prime is 86748000971. The reversal of 86748000949 is 94900084768.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70533798724 + 16214202225 = 265582^2 + 127335^2 .

It is a cyclic number.

It is not a de Polignac number, because 86748000949 - 217 = 86747869877 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86748000949.

It is a congruent number.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43374000474 + 43374000475.

It is an arithmetic number, because the mean of its divisors is an integer number (43374000475).

Almost surely, 286748000949 is an apocalyptic number.

It is an amenable number.

86748000949 is a deficient number, since it is larger than the sum of its proper divisors (1).

86748000949 is an equidigital number, since it uses as much as digits as its factorization.

86748000949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3483648, while the sum is 55.

The spelling of 86748000949 in words is "eighty-six billion, seven hundred forty-eight million, nine hundred forty-nine", and thus it is an aban number.